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Finding the Fourth Proportional to 666,592.92, 999,967.32 and 234,177.66

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Solution

The fourth proportional to 666,592.92, 999,967.32 and 234,177.66 is: 351,293.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,592.92 : 999,967.32 = 234,177.66 : x
  2. Step 2: Convert to fraction form
    666,592.92/999,967.32 = 234,177.66/x
  3. Step 3: Cross multiply
    666,592.92x = 999,967.32 × 234,177.66
  4. Step 4: Simplify right side
    666,592.92x = 234,170,007,074.07
  5. Step 5: Solve for x
    x = 234,170,007,074.07/666,592.92
  6. Step 6: Final answer
    x = 351,293.87

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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.