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Finding the Fourth Proportional to 591,517.70, 887,276.55 and 165,052.70

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Solution

The fourth proportional to 591,517.70, 887,276.55 and 165,052.70 is: 247,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,517.70 : 887,276.55 = 165,052.70 : x
  2. Step 2: Convert to fraction form
    591,517.70/887,276.55 = 165,052.70/x
  3. Step 3: Cross multiply
    591,517.70x = 887,276.55 × 165,052.70
  4. Step 4: Simplify right side
    591,517.70x = 146,447,390,224.19
  5. Step 5: Solve for x
    x = 146,447,390,224.19/591,517.70
  6. Step 6: Final answer
    x = 247,579.05

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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.