Home / 838,360.53-1,157,706.14-532,535.45

Finding the Fourth Proportional to 838,360.53, 1,157,706.14 and 532,535.45

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Solution

The fourth proportional to 838,360.53, 1,157,706.14 and 532,535.45 is: 735,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,360.53 : 1,157,706.14 = 532,535.45 : x
  2. Step 2: Convert to fraction form
    838,360.53/1,157,706.14 = 532,535.45/x
  3. Step 3: Cross multiply
    838,360.53x = 1,157,706.14 × 532,535.45
  4. Step 4: Simplify right side
    838,360.53x = 616,519,551,781.46
  5. Step 5: Solve for x
    x = 616,519,551,781.46/838,360.53
  6. Step 6: Final answer
    x = 735,387.14

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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.