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Finding the Third Proportional to 11,070 and 14,553

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Solution

The third proportional to 11,070 and 14,553 is: 19,131.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070 : 14,553 = 14,553 : x
  2. Step 2: Convert to fraction form
    11,070/14,553 = 14,553/x
  3. Step 3: Cross multiply
    11,070x = 14,553 × 14,553
  4. Step 4: Simplify right side
    11,070x = 211,789,809
  5. Step 5: Solve for x
    x = 211,789,809/11,070
  6. Step 6: Final answer
    x = 19,131.87

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.