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Finding the Fourth Proportional to 417,944.48, 576,910.53 and 248,177.39

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Solution

The fourth proportional to 417,944.48, 576,910.53 and 248,177.39 is: 342,572.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,944.48 : 576,910.53 = 248,177.39 : x
  2. Step 2: Convert to fraction form
    417,944.48/576,910.53 = 248,177.39/x
  3. Step 3: Cross multiply
    417,944.48x = 576,910.53 × 248,177.39
  4. Step 4: Simplify right side
    417,944.48x = 143,176,149,598.92
  5. Step 5: Solve for x
    x = 143,176,149,598.92/417,944.48
  6. Step 6: Final answer
    x = 342,572.18

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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.