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Finding the Fourth Proportional to 245,076.98, 367,393.86 and 170,232.30

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Solution

The fourth proportional to 245,076.98, 367,393.86 and 170,232.30 is: 255,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,076.98 : 367,393.86 = 170,232.30 : x
  2. Step 2: Convert to fraction form
    245,076.98/367,393.86 = 170,232.30/x
  3. Step 3: Cross multiply
    245,076.98x = 367,393.86 × 170,232.30
  4. Step 4: Simplify right side
    245,076.98x = 62,542,301,793.68
  5. Step 5: Solve for x
    x = 62,542,301,793.68/245,076.98
  6. Step 6: Final answer
    x = 255,194.52

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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.