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Finding the Fourth Proportional to 220,458.17, 330,627.18 and 60,496.18

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Solution

The fourth proportional to 220,458.17, 330,627.18 and 60,496.18 is: 90,727.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,458.17 : 330,627.18 = 60,496.18 : x
  2. Step 2: Convert to fraction form
    220,458.17/330,627.18 = 60,496.18/x
  3. Step 3: Cross multiply
    220,458.17x = 330,627.18 × 60,496.18
  4. Step 4: Simplify right side
    220,458.17x = 20,001,681,394.17
  5. Step 5: Solve for x
    x = 20,001,681,394.17/220,458.17
  6. Step 6: Final answer
    x = 90,727.78

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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.