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Finding the Fourth Proportional to 244,486.08, 366,608.16 and 86,690.88

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Solution

The fourth proportional to 244,486.08, 366,608.16 and 86,690.88 is: 129,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,486.08 : 366,608.16 = 86,690.88 : x
  2. Step 2: Convert to fraction form
    244,486.08/366,608.16 = 86,690.88/x
  3. Step 3: Cross multiply
    244,486.08x = 366,608.16 × 86,690.88
  4. Step 4: Simplify right side
    244,486.08x = 31,781,584,005.58
  5. Step 5: Solve for x
    x = 31,781,584,005.58/244,486.08
  6. Step 6: Final answer
    x = 129,993.43

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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.