Home / 417,529.62-625,810.32-192,417.14

Finding the Fourth Proportional to 417,529.62, 625,810.32 and 192,417.14

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Solution

The fourth proportional to 417,529.62, 625,810.32 and 192,417.14 is: 288,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,529.62 : 625,810.32 = 192,417.14 : x
  2. Step 2: Convert to fraction form
    417,529.62/625,810.32 = 192,417.14/x
  3. Step 3: Cross multiply
    417,529.62x = 625,810.32 × 192,417.14
  4. Step 4: Simplify right side
    417,529.62x = 120,416,631,956.89
  5. Step 5: Solve for x
    x = 120,416,631,956.89/417,529.62
  6. Step 6: Final answer
    x = 288,402.61

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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.