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Finding the Fourth Proportional to 9,251.85, 13,879.50 and 3,010.17

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Solution

The fourth proportional to 9,251.85, 13,879.50 and 3,010.17 is: 4,515.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.85 : 13,879.50 = 3,010.17 : x
  2. Step 2: Convert to fraction form
    9,251.85/13,879.50 = 3,010.17/x
  3. Step 3: Cross multiply
    9,251.85x = 13,879.50 × 3,010.17
  4. Step 4: Simplify right side
    9,251.85x = 41,779,654.52
  5. Step 5: Solve for x
    x = 41,779,654.52/9,251.85
  6. Step 6: Final answer
    x = 4,515.82

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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.