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Finding the Fourth Proportional to 338,092.13, 466,581.72 and 187,189.13

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Solution

The fourth proportional to 338,092.13, 466,581.72 and 187,189.13 is: 258,329.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,092.13 : 466,581.72 = 187,189.13 : x
  2. Step 2: Convert to fraction form
    338,092.13/466,581.72 = 187,189.13/x
  3. Step 3: Cross multiply
    338,092.13x = 466,581.72 × 187,189.13
  4. Step 4: Simplify right side
    338,092.13x = 87,339,023,907.80
  5. Step 5: Solve for x
    x = 87,339,023,907.80/338,092.13
  6. Step 6: Final answer
    x = 258,329.07

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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.