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Finding the Third Proportional to 14,998 and 21,921

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Solution

The third proportional to 14,998 and 21,921 is: 32,039.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998 : 21,921 = 21,921 : x
  2. Step 2: Convert to fraction form
    14,998/21,921 = 21,921/x
  3. Step 3: Cross multiply
    14,998x = 21,921 × 21,921
  4. Step 4: Simplify right side
    14,998x = 480,530,241
  5. Step 5: Solve for x
    x = 480,530,241/14,998
  6. Step 6: Final answer
    x = 32,039.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.