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Finding the Fourth Proportional to 223,591.90, 335,272.44 and 65,799.88

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Solution

The fourth proportional to 223,591.90, 335,272.44 and 65,799.88 is: 98,665.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,591.90 : 335,272.44 = 65,799.88 : x
  2. Step 2: Convert to fraction form
    223,591.90/335,272.44 = 65,799.88/x
  3. Step 3: Cross multiply
    223,591.90x = 335,272.44 × 65,799.88
  4. Step 4: Simplify right side
    223,591.90x = 22,060,886,319.31
  5. Step 5: Solve for x
    x = 22,060,886,319.31/223,591.90
  6. Step 6: Final answer
    x = 98,665.86

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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.