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Finding the Fourth Proportional to 239,323.14, 330,219.18 and 181,947.60

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Solution

The fourth proportional to 239,323.14, 330,219.18 and 181,947.60 is: 251,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,323.14 : 330,219.18 = 181,947.60 : x
  2. Step 2: Convert to fraction form
    239,323.14/330,219.18 = 181,947.60/x
  3. Step 3: Cross multiply
    239,323.14x = 330,219.18 × 181,947.60
  4. Step 4: Simplify right side
    239,323.14x = 60,082,587,274.97
  5. Step 5: Solve for x
    x = 60,082,587,274.97/239,323.14
  6. Step 6: Final answer
    x = 251,052.14

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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.