Home / 732,115.45-1,098,337.20-282,796.30

Finding the Fourth Proportional to 732,115.45, 1,098,337.20 and 282,796.30

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Solution

The fourth proportional to 732,115.45, 1,098,337.20 and 282,796.30 is: 424,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,115.45 : 1,098,337.20 = 282,796.30 : x
  2. Step 2: Convert to fraction form
    732,115.45/1,098,337.20 = 282,796.30/x
  3. Step 3: Cross multiply
    732,115.45x = 1,098,337.20 × 282,796.30
  4. Step 4: Simplify right side
    732,115.45x = 310,605,696,312.36
  5. Step 5: Solve for x
    x = 310,605,696,312.36/732,115.45
  6. Step 6: Final answer
    x = 424,257.81

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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.