Home / 724,176.87-1,084,516.92-363,212.52

Finding the Fourth Proportional to 724,176.87, 1,084,516.92 and 363,212.52

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Solution

The fourth proportional to 724,176.87, 1,084,516.92 and 363,212.52 is: 543,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,176.87 : 1,084,516.92 = 363,212.52 : x
  2. Step 2: Convert to fraction form
    724,176.87/1,084,516.92 = 363,212.52/x
  3. Step 3: Cross multiply
    724,176.87x = 1,084,516.92 × 363,212.52
  4. Step 4: Simplify right side
    724,176.87x = 393,910,123,495.84
  5. Step 5: Solve for x
    x = 393,910,123,495.84/724,176.87
  6. Step 6: Final answer
    x = 543,941.87

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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.