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Finding the Fourth Proportional to 239,905.39, 359,858.54 and 62,412.11

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Solution

The fourth proportional to 239,905.39, 359,858.54 and 62,412.11 is: 93,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,905.39 : 359,858.54 = 62,412.11 : x
  2. Step 2: Convert to fraction form
    239,905.39/359,858.54 = 62,412.11/x
  3. Step 3: Cross multiply
    239,905.39x = 359,858.54 × 62,412.11
  4. Step 4: Simplify right side
    239,905.39x = 22,459,530,782.92
  5. Step 5: Solve for x
    x = 22,459,530,782.92/239,905.39
  6. Step 6: Final answer
    x = 93,618.28

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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.