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Finding the Fourth Proportional to 216,217.62, 298,301.25 and 125,541.30

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Solution

The fourth proportional to 216,217.62, 298,301.25 and 125,541.30 is: 173,201.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,217.62 : 298,301.25 = 125,541.30 : x
  2. Step 2: Convert to fraction form
    216,217.62/298,301.25 = 125,541.30/x
  3. Step 3: Cross multiply
    216,217.62x = 298,301.25 × 125,541.30
  4. Step 4: Simplify right side
    216,217.62x = 37,449,126,716.63
  5. Step 5: Solve for x
    x = 37,449,126,716.63/216,217.62
  6. Step 6: Final answer
    x = 173,201.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.