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Finding the Fourth Proportional to 588,745.40, 883,118.10 and 308,348.60

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Solution

The fourth proportional to 588,745.40, 883,118.10 and 308,348.60 is: 462,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,745.40 : 883,118.10 = 308,348.60 : x
  2. Step 2: Convert to fraction form
    588,745.40/883,118.10 = 308,348.60/x
  3. Step 3: Cross multiply
    588,745.40x = 883,118.10 × 308,348.60
  4. Step 4: Simplify right side
    588,745.40x = 272,308,229,769.66
  5. Step 5: Solve for x
    x = 272,308,229,769.66/588,745.40
  6. Step 6: Final answer
    x = 462,522.90

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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.