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Finding the Third Proportional to 20,299.50 and 22,567.50

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Solution

The third proportional to 20,299.50 and 22,567.50 is: 25,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,299.50 : 22,567.50 = 22,567.50 : x
  2. Step 2: Convert to fraction form
    20,299.50/22,567.50 = 22,567.50/x
  3. Step 3: Cross multiply
    20,299.50x = 22,567.50 × 22,567.50
  4. Step 4: Simplify right side
    20,299.50x = 509,292,056.25
  5. Step 5: Solve for x
    x = 509,292,056.25/20,299.50
  6. Step 6: Final answer
    x = 25,088.90

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.