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Finding the Fourth Proportional to 351,700.92, 527,179.59 and 114,980.04

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Solution

The fourth proportional to 351,700.92, 527,179.59 and 114,980.04 is: 172,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,700.92 : 527,179.59 = 114,980.04 : x
  2. Step 2: Convert to fraction form
    351,700.92/527,179.59 = 114,980.04/x
  3. Step 3: Cross multiply
    351,700.92x = 527,179.59 × 114,980.04
  4. Step 4: Simplify right side
    351,700.92x = 60,615,130,345.38
  5. Step 5: Solve for x
    x = 60,615,130,345.38/351,700.92
  6. Step 6: Final answer
    x = 172,348.51

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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.