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Finding the Fourth Proportional to 363,696.92, 545,631.24 and 114,378.92

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Solution

The fourth proportional to 363,696.92, 545,631.24 and 114,378.92 is: 171,595.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,696.92 : 545,631.24 = 114,378.92 : x
  2. Step 2: Convert to fraction form
    363,696.92/545,631.24 = 114,378.92/x
  3. Step 3: Cross multiply
    363,696.92x = 545,631.24 × 114,378.92
  4. Step 4: Simplify right side
    363,696.92x = 62,408,711,949.46
  5. Step 5: Solve for x
    x = 62,408,711,949.46/363,696.92
  6. Step 6: Final answer
    x = 171,595.38

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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.