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Finding the Fourth Proportional to 445,768, 615,170.64 and 244,564

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Solution

The fourth proportional to 445,768, 615,170.64 and 244,564 is: 337,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,768 : 615,170.64 = 244,564 : x
  2. Step 2: Convert to fraction form
    445,768/615,170.64 = 244,564/x
  3. Step 3: Cross multiply
    445,768x = 615,170.64 × 244,564
  4. Step 4: Simplify right side
    445,768x = 150,448,592,400.96
  5. Step 5: Solve for x
    x = 150,448,592,400.96/445,768
  6. Step 6: Final answer
    x = 337,504.25

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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.