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Finding the Fourth Proportional to 248,344.70, 372,380.97 and 98,433.14

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Solution

The fourth proportional to 248,344.70, 372,380.97 and 98,433.14 is: 147,595.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,344.70 : 372,380.97 = 98,433.14 : x
  2. Step 2: Convert to fraction form
    248,344.70/372,380.97 = 98,433.14/x
  3. Step 3: Cross multiply
    248,344.70x = 372,380.97 × 98,433.14
  4. Step 4: Simplify right side
    248,344.70x = 36,654,628,153.35
  5. Step 5: Solve for x
    x = 36,654,628,153.35/248,344.70
  6. Step 6: Final answer
    x = 147,595.77

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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.