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Finding the Fourth Proportional to 233,487.20, 350,231.05 and 65,007.89

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Solution

The fourth proportional to 233,487.20, 350,231.05 and 65,007.89 is: 97,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,487.20 : 350,231.05 = 65,007.89 : x
  2. Step 2: Convert to fraction form
    233,487.20/350,231.05 = 65,007.89/x
  3. Step 3: Cross multiply
    233,487.20x = 350,231.05 × 65,007.89
  4. Step 4: Simplify right side
    233,487.20x = 22,767,781,216.46
  5. Step 5: Solve for x
    x = 22,767,781,216.46/233,487.20
  6. Step 6: Final answer
    x = 97,511.90

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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.