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Finding the Fourth Proportional to 239,800.95, 330,924.15 and 132,370.04

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Solution

The fourth proportional to 239,800.95, 330,924.15 and 132,370.04 is: 182,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,800.95 : 330,924.15 = 132,370.04 : x
  2. Step 2: Convert to fraction form
    239,800.95/330,924.15 = 132,370.04/x
  3. Step 3: Cross multiply
    239,800.95x = 330,924.15 × 132,370.04
  4. Step 4: Simplify right side
    239,800.95x = 43,804,442,972.47
  5. Step 5: Solve for x
    x = 43,804,442,972.47/239,800.95
  6. Step 6: Final answer
    x = 182,670.01

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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.