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Finding the Fourth Proportional to 451,656.46, 623,285.92 and 250,452.46

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Solution

The fourth proportional to 451,656.46, 623,285.92 and 250,452.46 is: 345,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,656.46 : 623,285.92 = 250,452.46 : x
  2. Step 2: Convert to fraction form
    451,656.46/623,285.92 = 250,452.46/x
  3. Step 3: Cross multiply
    451,656.46x = 623,285.92 × 250,452.46
  4. Step 4: Simplify right side
    451,656.46x = 156,103,491,947.36
  5. Step 5: Solve for x
    x = 156,103,491,947.36/451,656.46
  6. Step 6: Final answer
    x = 345,624.40

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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.