Home / 724,314.80-1,086,472.20-527,706.80

Finding the Fourth Proportional to 724,314.80, 1,086,472.20 and 527,706.80

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Solution

The fourth proportional to 724,314.80, 1,086,472.20 and 527,706.80 is: 791,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,314.80 : 1,086,472.20 = 527,706.80 : x
  2. Step 2: Convert to fraction form
    724,314.80/1,086,472.20 = 527,706.80/x
  3. Step 3: Cross multiply
    724,314.80x = 1,086,472.20 × 527,706.80
  4. Step 4: Simplify right side
    724,314.80x = 573,338,767,950.96
  5. Step 5: Solve for x
    x = 573,338,767,950.96/724,314.80
  6. Step 6: Final answer
    x = 791,560.20

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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.