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Finding the Fourth Proportional to 504,521.78, 756,967.24 and 234,778.62

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Solution

The fourth proportional to 504,521.78, 756,967.24 and 234,778.62 is: 352,253.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,521.78 : 756,967.24 = 234,778.62 : x
  2. Step 2: Convert to fraction form
    504,521.78/756,967.24 = 234,778.62/x
  3. Step 3: Cross multiply
    504,521.78x = 756,967.24 × 234,778.62
  4. Step 4: Simplify right side
    504,521.78x = 177,719,723,992.41
  5. Step 5: Solve for x
    x = 177,719,723,992.41/504,521.78
  6. Step 6: Final answer
    x = 352,253.82

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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.