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Finding the Fourth Proportional to 592,516.92, 817,440.69 and 344,116.58

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Solution

The fourth proportional to 592,516.92, 817,440.69 and 344,116.58 is: 474,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,516.92 : 817,440.69 = 344,116.58 : x
  2. Step 2: Convert to fraction form
    592,516.92/817,440.69 = 344,116.58/x
  3. Step 3: Cross multiply
    592,516.92x = 817,440.69 × 344,116.58
  4. Step 4: Simplify right side
    592,516.92x = 281,294,898,716.42
  5. Step 5: Solve for x
    x = 281,294,898,716.42/592,516.92
  6. Step 6: Final answer
    x = 474,745.76

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1.5x scale

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.