Home / 985,355.53-1,359,792.61-532,646.53

Finding the Fourth Proportional to 985,355.53, 1,359,792.61 and 532,646.53

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Solution

The fourth proportional to 985,355.53, 1,359,792.61 and 532,646.53 is: 735,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,355.53 : 1,359,792.61 = 532,646.53 : x
  2. Step 2: Convert to fraction form
    985,355.53/1,359,792.61 = 532,646.53/x
  3. Step 3: Cross multiply
    985,355.53x = 1,359,792.61 × 532,646.53
  4. Step 4: Simplify right side
    985,355.53x = 724,288,810,505.05
  5. Step 5: Solve for x
    x = 724,288,810,505.05/985,355.53
  6. Step 6: Final answer
    x = 735,053.28

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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.