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Finding the Fourth Proportional to 569,480.28, 853,896.90 and 232,125.78

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Solution

The fourth proportional to 569,480.28, 853,896.90 and 232,125.78 is: 348,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,480.28 : 853,896.90 = 232,125.78 : x
  2. Step 2: Convert to fraction form
    569,480.28/853,896.90 = 232,125.78/x
  3. Step 3: Cross multiply
    569,480.28x = 853,896.90 × 232,125.78
  4. Step 4: Simplify right side
    569,480.28x = 198,211,483,952.08
  5. Step 5: Solve for x
    x = 198,211,483,952.08/569,480.28
  6. Step 6: Final answer
    x = 348,056.80

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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.