Home / 1,201,515.59-1,658,087.21-650,230.20

Finding the Fourth Proportional to 1,201,515.59, 1,658,087.21 and 650,230.20

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Solution

The fourth proportional to 1,201,515.59, 1,658,087.21 and 650,230.20 is: 897,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,515.59 : 1,658,087.21 = 650,230.20 : x
  2. Step 2: Convert to fraction form
    1,201,515.59/1,658,087.21 = 650,230.20/x
  3. Step 3: Cross multiply
    1,201,515.59x = 1,658,087.21 × 650,230.20
  4. Step 4: Simplify right side
    1,201,515.59x = 1,078,138,379,801.32
  5. Step 5: Solve for x
    x = 1,078,138,379,801.32/1,201,515.59
  6. Step 6: Final answer
    x = 897,315.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.