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Finding the Third Proportional to 8,624 and 16,312

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Solution

The third proportional to 8,624 and 16,312 is: 30,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624 : 16,312 = 16,312 : x
  2. Step 2: Convert to fraction form
    8,624/16,312 = 16,312/x
  3. Step 3: Cross multiply
    8,624x = 16,312 × 16,312
  4. Step 4: Simplify right side
    8,624x = 266,081,344
  5. Step 5: Solve for x
    x = 266,081,344/8,624
  6. Step 6: Final answer
    x = 30,853.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.