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Finding the Fourth Proportional to 244,612.81, 337,253.17 and 158,419.50

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Solution

The fourth proportional to 244,612.81, 337,253.17 and 158,419.50 is: 218,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,612.81 : 337,253.17 = 158,419.50 : x
  2. Step 2: Convert to fraction form
    244,612.81/337,253.17 = 158,419.50/x
  3. Step 3: Cross multiply
    244,612.81x = 337,253.17 × 158,419.50
  4. Step 4: Simplify right side
    244,612.81x = 53,427,478,564.82
  5. Step 5: Solve for x
    x = 53,427,478,564.82/244,612.81
  6. Step 6: Final answer
    x = 218,416.52

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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.