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Finding the Fourth Proportional to 569,840.40, 854,760.60 and 333,061.20

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Solution

The fourth proportional to 569,840.40, 854,760.60 and 333,061.20 is: 499,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,840.40 : 854,760.60 = 333,061.20 : x
  2. Step 2: Convert to fraction form
    569,840.40/854,760.60 = 333,061.20/x
  3. Step 3: Cross multiply
    569,840.40x = 854,760.60 × 333,061.20
  4. Step 4: Simplify right side
    569,840.40x = 284,687,591,148.72
  5. Step 5: Solve for x
    x = 284,687,591,148.72/569,840.40
  6. Step 6: Final answer
    x = 499,591.80

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Similar ratio
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1.5x scale

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.