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Finding the Fourth Proportional to 569,740.40, 854,740.20 and 332,961.20

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Solution

The fourth proportional to 569,740.40, 854,740.20 and 332,961.20 is: 499,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,740.40 : 854,740.20 = 332,961.20 : x
  2. Step 2: Convert to fraction form
    569,740.40/854,740.20 = 332,961.20/x
  3. Step 3: Cross multiply
    569,740.40x = 854,740.20 × 332,961.20
  4. Step 4: Simplify right side
    569,740.40x = 284,595,322,680.24
  5. Step 5: Solve for x
    x = 284,595,322,680.24/569,740.40
  6. Step 6: Final answer
    x = 499,517.54

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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.