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Finding the Fourth Proportional to 239,713.74, 330,798.87 and 132,282.36

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Solution

The fourth proportional to 239,713.74, 330,798.87 and 132,282.36 is: 182,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,713.74 : 330,798.87 = 132,282.36 : x
  2. Step 2: Convert to fraction form
    239,713.74/330,798.87 = 132,282.36/x
  3. Step 3: Cross multiply
    239,713.74x = 330,798.87 × 132,282.36
  4. Step 4: Simplify right side
    239,713.74x = 43,758,855,208.93
  5. Step 5: Solve for x
    x = 43,758,855,208.93/239,713.74
  6. Step 6: Final answer
    x = 182,546.30

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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.