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Finding the Fourth Proportional to 217,546.56, 326,260.16 and 59,737.60

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Solution

The fourth proportional to 217,546.56, 326,260.16 and 59,737.60 is: 89,590.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,546.56 : 326,260.16 = 59,737.60 : x
  2. Step 2: Convert to fraction form
    217,546.56/326,260.16 = 59,737.60/x
  3. Step 3: Cross multiply
    217,546.56x = 326,260.16 × 59,737.60
  4. Step 4: Simplify right side
    217,546.56x = 19,489,998,934.02
  5. Step 5: Solve for x
    x = 19,489,998,934.02/217,546.56
  6. Step 6: Final answer
    x = 89,590.01

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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.