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Finding the Fourth Proportional to 414,443.54, 571,932.96 and 244,688.60

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Solution

The fourth proportional to 414,443.54, 571,932.96 and 244,688.60 is: 337,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,443.54 : 571,932.96 = 244,688.60 : x
  2. Step 2: Convert to fraction form
    414,443.54/571,932.96 = 244,688.60/x
  3. Step 3: Cross multiply
    414,443.54x = 571,932.96 × 244,688.60
  4. Step 4: Simplify right side
    414,443.54x = 139,945,475,276.26
  5. Step 5: Solve for x
    x = 139,945,475,276.26/414,443.54
  6. Step 6: Final answer
    x = 337,670.78

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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.