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Finding the Third Proportional to 14,243 and 20,442

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Solution

The third proportional to 14,243 and 20,442 is: 29,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243 : 20,442 = 20,442 : x
  2. Step 2: Convert to fraction form
    14,243/20,442 = 20,442/x
  3. Step 3: Cross multiply
    14,243x = 20,442 × 20,442
  4. Step 4: Simplify right side
    14,243x = 417,875,364
  5. Step 5: Solve for x
    x = 417,875,364/14,243
  6. Step 6: Final answer
    x = 29,339.00

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.