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Finding the Fourth Proportional to 344,496.88, 516,711.88 and 104,612.88

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Solution

The fourth proportional to 344,496.88, 516,711.88 and 104,612.88 is: 156,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,496.88 : 516,711.88 = 104,612.88 : x
  2. Step 2: Convert to fraction form
    344,496.88/516,711.88 = 104,612.88/x
  3. Step 3: Cross multiply
    344,496.88x = 516,711.88 × 104,612.88
  4. Step 4: Simplify right side
    344,496.88x = 54,054,717,897.01
  5. Step 5: Solve for x
    x = 54,054,717,897.01/344,496.88
  6. Step 6: Final answer
    x = 156,909.17

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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.