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Finding the Third Proportional to 10,281 and 14,545.50

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Solution

The third proportional to 10,281 and 14,545.50 is: 20,578.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281 : 14,545.50 = 14,545.50 : x
  2. Step 2: Convert to fraction form
    10,281/14,545.50 = 14,545.50/x
  3. Step 3: Cross multiply
    10,281x = 14,545.50 × 14,545.50
  4. Step 4: Simplify right side
    10,281x = 211,571,570.25
  5. Step 5: Solve for x
    x = 211,571,570.25/10,281
  6. Step 6: Final answer
    x = 20,578.89

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.