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Finding the Third Proportional to 18,178 and 24,428

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Solution

The third proportional to 18,178 and 24,428 is: 32,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178 : 24,428 = 24,428 : x
  2. Step 2: Convert to fraction form
    18,178/24,428 = 24,428/x
  3. Step 3: Cross multiply
    18,178x = 24,428 × 24,428
  4. Step 4: Simplify right side
    18,178x = 596,727,184
  5. Step 5: Solve for x
    x = 596,727,184/18,178
  6. Step 6: Final answer
    x = 32,826.89

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.