Home / 1,031,140.53-1,546,341.68-357,040.80

Finding the Fourth Proportional to 1,031,140.53, 1,546,341.68 and 357,040.80

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Solution

The fourth proportional to 1,031,140.53, 1,546,341.68 and 357,040.80 is: 535,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,140.53 : 1,546,341.68 = 357,040.80 : x
  2. Step 2: Convert to fraction form
    1,031,140.53/1,546,341.68 = 357,040.80/x
  3. Step 3: Cross multiply
    1,031,140.53x = 1,546,341.68 × 357,040.80
  4. Step 4: Simplify right side
    1,031,140.53x = 552,107,071,393.15
  5. Step 5: Solve for x
    x = 552,107,071,393.15/1,031,140.53
  6. Step 6: Final answer
    x = 535,433.39

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Double scale
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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.