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Finding the Fourth Proportional to 366,691.46, 550,037.62 and 100,454.26

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Solution

The fourth proportional to 366,691.46, 550,037.62 and 100,454.26 is: 150,681.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,691.46 : 550,037.62 = 100,454.26 : x
  2. Step 2: Convert to fraction form
    366,691.46/550,037.62 = 100,454.26/x
  3. Step 3: Cross multiply
    366,691.46x = 550,037.62 × 100,454.26
  4. Step 4: Simplify right side
    366,691.46x = 55,253,622,089.26
  5. Step 5: Solve for x
    x = 55,253,622,089.26/366,691.46
  6. Step 6: Final answer
    x = 150,681.51

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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.