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Finding the Fourth Proportional to 234,290.88, 323,170.56 and 180,480.96

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Solution

The fourth proportional to 234,290.88, 323,170.56 and 180,480.96 is: 248,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,290.88 : 323,170.56 = 180,480.96 : x
  2. Step 2: Convert to fraction form
    234,290.88/323,170.56 = 180,480.96/x
  3. Step 3: Cross multiply
    234,290.88x = 323,170.56 × 180,480.96
  4. Step 4: Simplify right side
    234,290.88x = 58,326,132,912.54
  5. Step 5: Solve for x
    x = 58,326,132,912.54/234,290.88
  6. Step 6: Final answer
    x = 248,947.52

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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.