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Finding the Fourth Proportional to 522,257.33, 783,229.86 and 157,503.66

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Solution

The fourth proportional to 522,257.33, 783,229.86 and 157,503.66 is: 236,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,257.33 : 783,229.86 = 157,503.66 : x
  2. Step 2: Convert to fraction form
    522,257.33/783,229.86 = 157,503.66/x
  3. Step 3: Cross multiply
    522,257.33x = 783,229.86 × 157,503.66
  4. Step 4: Simplify right side
    522,257.33x = 123,361,569,571.29
  5. Step 5: Solve for x
    x = 123,361,569,571.29/522,257.33
  6. Step 6: Final answer
    x = 236,208.40

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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.