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Finding the Fourth Proportional to 240,818.37, 361,244.88 and 83,044.56

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Solution

The fourth proportional to 240,818.37, 361,244.88 and 83,044.56 is: 124,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,818.37 : 361,244.88 = 83,044.56 : x
  2. Step 2: Convert to fraction form
    240,818.37/361,244.88 = 83,044.56/x
  3. Step 3: Cross multiply
    240,818.37x = 361,244.88 × 83,044.56
  4. Step 4: Simplify right side
    240,818.37x = 29,999,422,111.85
  5. Step 5: Solve for x
    x = 29,999,422,111.85/240,818.37
  6. Step 6: Final answer
    x = 124,572.81

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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.