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Finding the Fourth Proportional to 344,595.06, 516,892.59 and 107,956.13

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Solution

The fourth proportional to 344,595.06, 516,892.59 and 107,956.13 is: 161,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,595.06 : 516,892.59 = 107,956.13 : x
  2. Step 2: Convert to fraction form
    344,595.06/516,892.59 = 107,956.13/x
  3. Step 3: Cross multiply
    344,595.06x = 516,892.59 × 107,956.13
  4. Step 4: Simplify right side
    344,595.06x = 55,801,721,057.61
  5. Step 5: Solve for x
    x = 55,801,721,057.61/344,595.06
  6. Step 6: Final answer
    x = 161,934.19

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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.