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Finding the Fourth Proportional to 522,877.08, 783,999.36 and 234,635.88

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Solution

The fourth proportional to 522,877.08, 783,999.36 and 234,635.88 is: 351,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,877.08 : 783,999.36 = 234,635.88 : x
  2. Step 2: Convert to fraction form
    522,877.08/783,999.36 = 234,635.88/x
  3. Step 3: Cross multiply
    522,877.08x = 783,999.36 × 234,635.88
  4. Step 4: Simplify right side
    522,877.08x = 183,954,379,753.04
  5. Step 5: Solve for x
    x = 183,954,379,753.04/522,877.08
  6. Step 6: Final answer
    x = 351,811.90

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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.