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Finding the Fourth Proportional to 182,347.20, 273,391.20 and 82,555.20

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Solution

The fourth proportional to 182,347.20, 273,391.20 and 82,555.20 is: 123,774.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,347.20 : 273,391.20 = 82,555.20 : x
  2. Step 2: Convert to fraction form
    182,347.20/273,391.20 = 82,555.20/x
  3. Step 3: Cross multiply
    182,347.20x = 273,391.20 × 82,555.20
  4. Step 4: Simplify right side
    182,347.20x = 22,569,865,194.24
  5. Step 5: Solve for x
    x = 22,569,865,194.24/182,347.20
  6. Step 6: Final answer
    x = 123,774.13

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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.