Home / 1,055,420.50-1,583,130.75-464,444.50

Finding the Fourth Proportional to 1,055,420.50, 1,583,130.75 and 464,444.50

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Solution

The fourth proportional to 1,055,420.50, 1,583,130.75 and 464,444.50 is: 696,666.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,420.50 : 1,583,130.75 = 464,444.50 : x
  2. Step 2: Convert to fraction form
    1,055,420.50/1,583,130.75 = 464,444.50/x
  3. Step 3: Cross multiply
    1,055,420.50x = 1,583,130.75 × 464,444.50
  4. Step 4: Simplify right side
    1,055,420.50x = 735,276,369,618.38
  5. Step 5: Solve for x
    x = 735,276,369,618.38/1,055,420.50
  6. Step 6: Final answer
    x = 696,666.75

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Half scale
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Double scale
Find fourth proportional to 1,055,421.50, 1,583,132.25 and 464,445.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.