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Finding the Fourth Proportional to 452,917.28, 625,010.64 and 251,708.96

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Solution

The fourth proportional to 452,917.28, 625,010.64 and 251,708.96 is: 347,349.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,917.28 : 625,010.64 = 251,708.96 : x
  2. Step 2: Convert to fraction form
    452,917.28/625,010.64 = 251,708.96/x
  3. Step 3: Cross multiply
    452,917.28x = 625,010.64 × 251,708.96
  4. Step 4: Simplify right side
    452,917.28x = 157,320,778,183.33
  5. Step 5: Solve for x
    x = 157,320,778,183.33/452,917.28
  6. Step 6: Final answer
    x = 347,349.91

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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.