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Finding the Third Proportional to 10,017 and 15,572.50

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Solution

The third proportional to 10,017 and 15,572.50 is: 24,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,017 : 15,572.50 = 15,572.50 : x
  2. Step 2: Convert to fraction form
    10,017/15,572.50 = 15,572.50/x
  3. Step 3: Cross multiply
    10,017x = 15,572.50 × 15,572.50
  4. Step 4: Simplify right side
    10,017x = 242,502,756.25
  5. Step 5: Solve for x
    x = 242,502,756.25/10,017
  6. Step 6: Final answer
    x = 24,209.12

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.