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Finding the Third Proportional to 9,588.50 and 20,920.19

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Solution

The third proportional to 9,588.50 and 20,920.19 is: 45,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,588.50 : 20,920.19 = 20,920.19 : x
  2. Step 2: Convert to fraction form
    9,588.50/20,920.19 = 20,920.19/x
  3. Step 3: Cross multiply
    9,588.50x = 20,920.19 × 20,920.19
  4. Step 4: Simplify right side
    9,588.50x = 437,654,245.04
  5. Step 5: Solve for x
    x = 437,654,245.04/9,588.50
  6. Step 6: Final answer
    x = 45,643.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.