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Finding the Third Proportional to 22,413 and 25,572

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Solution

The third proportional to 22,413 and 25,572 is: 29,176.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,413 : 25,572 = 25,572 : x
  2. Step 2: Convert to fraction form
    22,413/25,572 = 25,572/x
  3. Step 3: Cross multiply
    22,413x = 25,572 × 25,572
  4. Step 4: Simplify right side
    22,413x = 653,927,184
  5. Step 5: Solve for x
    x = 653,927,184/22,413
  6. Step 6: Final answer
    x = 29,176.25

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.