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Finding the Fourth Proportional to 204,201.28, 306,301.72 and 63,970.88

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Solution

The fourth proportional to 204,201.28, 306,301.72 and 63,970.88 is: 95,956.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,201.28 : 306,301.72 = 63,970.88 : x
  2. Step 2: Convert to fraction form
    204,201.28/306,301.72 = 63,970.88/x
  3. Step 3: Cross multiply
    204,201.28x = 306,301.72 × 63,970.88
  4. Step 4: Simplify right side
    204,201.28x = 19,594,390,573.91
  5. Step 5: Solve for x
    x = 19,594,390,573.91/204,201.28
  6. Step 6: Final answer
    x = 95,956.26

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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.