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Finding the Fourth Proportional to 248,587.80, 372,881.30 and 61,599.30

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Solution

The fourth proportional to 248,587.80, 372,881.30 and 61,599.30 is: 92,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,587.80 : 372,881.30 = 61,599.30 : x
  2. Step 2: Convert to fraction form
    248,587.80/372,881.30 = 61,599.30/x
  3. Step 3: Cross multiply
    248,587.80x = 372,881.30 × 61,599.30
  4. Step 4: Simplify right side
    248,587.80x = 22,969,226,755.09
  5. Step 5: Solve for x
    x = 22,969,226,755.09/248,587.80
  6. Step 6: Final answer
    x = 92,398.85

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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.