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Finding the Fourth Proportional to 440,732.92, 608,158.92 and 259,404.64

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Solution

The fourth proportional to 440,732.92, 608,158.92 and 259,404.64 is: 357,947.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,732.92 : 608,158.92 = 259,404.64 : x
  2. Step 2: Convert to fraction form
    440,732.92/608,158.92 = 259,404.64/x
  3. Step 3: Cross multiply
    440,732.92x = 608,158.92 × 259,404.64
  4. Step 4: Simplify right side
    440,732.92x = 157,759,245,705.39
  5. Step 5: Solve for x
    x = 157,759,245,705.39/440,732.92
  6. Step 6: Final answer
    x = 357,947.50

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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.