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Finding the Fourth Proportional to 9,009.73, 13,514.60 and 2,853.25

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Solution

The fourth proportional to 9,009.73, 13,514.60 and 2,853.25 is: 4,279.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.73 : 13,514.60 = 2,853.25 : x
  2. Step 2: Convert to fraction form
    9,009.73/13,514.60 = 2,853.25/x
  3. Step 3: Cross multiply
    9,009.73x = 13,514.60 × 2,853.25
  4. Step 4: Simplify right side
    9,009.73x = 38,560,518.18
  5. Step 5: Solve for x
    x = 38,560,518.18/9,009.73
  6. Step 6: Final answer
    x = 4,279.88

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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.