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Finding the Fourth Proportional to 182,432.20, 272,992.20 and 123,383.20

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Solution

The fourth proportional to 182,432.20, 272,992.20 and 123,383.20 is: 184,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,432.20 : 272,992.20 = 123,383.20 : x
  2. Step 2: Convert to fraction form
    182,432.20/272,992.20 = 123,383.20/x
  3. Step 3: Cross multiply
    182,432.20x = 272,992.20 × 123,383.20
  4. Step 4: Simplify right side
    182,432.20x = 33,682,651,211.04
  5. Step 5: Solve for x
    x = 33,682,651,211.04/182,432.20
  6. Step 6: Final answer
    x = 184,631.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.