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Finding the Third Proportional to 9,359 and 20,015

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Solution

The third proportional to 9,359 and 20,015 is: 42,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359 : 20,015 = 20,015 : x
  2. Step 2: Convert to fraction form
    9,359/20,015 = 20,015/x
  3. Step 3: Cross multiply
    9,359x = 20,015 × 20,015
  4. Step 4: Simplify right side
    9,359x = 400,600,225
  5. Step 5: Solve for x
    x = 400,600,225/9,359
  6. Step 6: Final answer
    x = 42,803.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.