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Finding the Fourth Proportional to 248,512.38, 372,768.56 and 61,523.88

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Solution

The fourth proportional to 248,512.38, 372,768.56 and 61,523.88 is: 92,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,512.38 : 372,768.56 = 61,523.88 : x
  2. Step 2: Convert to fraction form
    248,512.38/372,768.56 = 61,523.88/x
  3. Step 3: Cross multiply
    248,512.38x = 372,768.56 × 61,523.88
  4. Step 4: Simplify right side
    248,512.38x = 22,934,168,153.21
  5. Step 5: Solve for x
    x = 22,934,168,153.21/248,512.38
  6. Step 6: Final answer
    x = 92,285.82

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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.