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Finding the Third Proportional to 7,543.13 and 16,572.94

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Solution

The third proportional to 7,543.13 and 16,572.94 is: 36,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.13 : 16,572.94 = 16,572.94 : x
  2. Step 2: Convert to fraction form
    7,543.13/16,572.94 = 16,572.94/x
  3. Step 3: Cross multiply
    7,543.13x = 16,572.94 × 16,572.94
  4. Step 4: Simplify right side
    7,543.13x = 274,662,257.38
  5. Step 5: Solve for x
    x = 274,662,257.38/7,543.13
  6. Step 6: Final answer
    x = 36,412.26

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.