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Finding the Fourth Proportional to 240,003.80, 331,203.16 and 132,581.34

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Solution

The fourth proportional to 240,003.80, 331,203.16 and 132,581.34 is: 182,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,003.80 : 331,203.16 = 132,581.34 : x
  2. Step 2: Convert to fraction form
    240,003.80/331,203.16 = 132,581.34/x
  3. Step 3: Cross multiply
    240,003.80x = 331,203.16 × 132,581.34
  4. Step 4: Simplify right side
    240,003.80x = 43,911,358,765.03
  5. Step 5: Solve for x
    x = 43,911,358,765.03/240,003.80
  6. Step 6: Final answer
    x = 182,961.10

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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.