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Finding the Fourth Proportional to 232,597.44, 320,983.56 and 130,608.72

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Solution

The fourth proportional to 232,597.44, 320,983.56 and 130,608.72 is: 180,239.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,597.44 : 320,983.56 = 130,608.72 : x
  2. Step 2: Convert to fraction form
    232,597.44/320,983.56 = 130,608.72/x
  3. Step 3: Cross multiply
    232,597.44x = 320,983.56 × 130,608.72
  4. Step 4: Simplify right side
    232,597.44x = 41,923,251,912.64
  5. Step 5: Solve for x
    x = 41,923,251,912.64/232,597.44
  6. Step 6: Final answer
    x = 180,239.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.