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Finding the Fourth Proportional to 263,432.52, 395,148.78 and 63,752.94

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Solution

The fourth proportional to 263,432.52, 395,148.78 and 63,752.94 is: 95,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,432.52 : 395,148.78 = 63,752.94 : x
  2. Step 2: Convert to fraction form
    263,432.52/395,148.78 = 63,752.94/x
  3. Step 3: Cross multiply
    263,432.52x = 395,148.78 × 63,752.94
  4. Step 4: Simplify right side
    263,432.52x = 25,191,896,462.41
  5. Step 5: Solve for x
    x = 25,191,896,462.41/263,432.52
  6. Step 6: Final answer
    x = 95,629.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.