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Finding the Fourth Proportional to 247,468.92, 341,653.78 and 162,732.12

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Solution

The fourth proportional to 247,468.92, 341,653.78 and 162,732.12 is: 224,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,468.92 : 341,653.78 = 162,732.12 : x
  2. Step 2: Convert to fraction form
    247,468.92/341,653.78 = 162,732.12/x
  3. Step 3: Cross multiply
    247,468.92x = 341,653.78 × 162,732.12
  4. Step 4: Simplify right side
    247,468.92x = 55,598,043,925.41
  5. Step 5: Solve for x
    x = 55,598,043,925.41/247,468.92
  6. Step 6: Final answer
    x = 224,666.77

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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.