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Finding the Fourth Proportional to 248,324.98, 372,425.76 and 70,833.52

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Solution

The fourth proportional to 248,324.98, 372,425.76 and 70,833.52 is: 106,232.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,324.98 : 372,425.76 = 70,833.52 : x
  2. Step 2: Convert to fraction form
    248,324.98/372,425.76 = 70,833.52/x
  3. Step 3: Cross multiply
    248,324.98x = 372,425.76 × 70,833.52
  4. Step 4: Simplify right side
    248,324.98x = 26,380,227,519.48
  5. Step 5: Solve for x
    x = 26,380,227,519.48/248,324.98
  6. Step 6: Final answer
    x = 106,232.68

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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.