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Finding the Fourth Proportional to 248,444.73, 372,659.19 and 70,951.64

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Solution

The fourth proportional to 248,444.73, 372,659.19 and 70,951.64 is: 106,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,444.73 : 372,659.19 = 70,951.64 : x
  2. Step 2: Convert to fraction form
    248,444.73/372,659.19 = 70,951.64/x
  3. Step 3: Cross multiply
    248,444.73x = 372,659.19 × 70,951.64
  4. Step 4: Simplify right side
    248,444.73x = 26,440,778,828.28
  5. Step 5: Solve for x
    x = 26,440,778,828.28/248,444.73
  6. Step 6: Final answer
    x = 106,425.19

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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.