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Finding the Fourth Proportional to 569,489.40, 854,363.70 and 332,710.20

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Solution

The fourth proportional to 569,489.40, 854,363.70 and 332,710.20 is: 499,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,489.40 : 854,363.70 = 332,710.20 : x
  2. Step 2: Convert to fraction form
    569,489.40/854,363.70 = 332,710.20/x
  3. Step 3: Cross multiply
    569,489.40x = 854,363.70 × 332,710.20
  4. Step 4: Simplify right side
    569,489.40x = 284,255,517,499.74
  5. Step 5: Solve for x
    x = 284,255,517,499.74/569,489.40
  6. Step 6: Final answer
    x = 499,141.02

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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.