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Finding the Fourth Proportional to 445,774.75, 615,179.96 and 244,570.75

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Solution

The fourth proportional to 445,774.75, 615,179.96 and 244,570.75 is: 337,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,774.75 : 615,179.96 = 244,570.75 : x
  2. Step 2: Convert to fraction form
    445,774.75/615,179.96 = 244,570.75/x
  3. Step 3: Cross multiply
    445,774.75x = 615,179.96 × 244,570.75
  4. Step 4: Simplify right side
    445,774.75x = 150,455,024,202.17
  5. Step 5: Solve for x
    x = 150,455,024,202.17/445,774.75
  6. Step 6: Final answer
    x = 337,513.56

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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.