Home / 417,478.38-625,704.33-192,526.50

Finding the Fourth Proportional to 417,478.38, 625,704.33 and 192,526.50

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Solution

The fourth proportional to 417,478.38, 625,704.33 and 192,526.50 is: 288,553.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,478.38 : 625,704.33 = 192,526.50 : x
  2. Step 2: Convert to fraction form
    417,478.38/625,704.33 = 192,526.50/x
  3. Step 3: Cross multiply
    417,478.38x = 625,704.33 × 192,526.50
  4. Step 4: Simplify right side
    417,478.38x = 120,464,664,689.75
  5. Step 5: Solve for x
    x = 120,464,664,689.75/417,478.38
  6. Step 6: Final answer
    x = 288,553.06

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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.