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Finding the Third Proportional to 26,685 and 56,445

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Solution

The third proportional to 26,685 and 56,445 is: 119,394.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,685 : 56,445 = 56,445 : x
  2. Step 2: Convert to fraction form
    26,685/56,445 = 56,445/x
  3. Step 3: Cross multiply
    26,685x = 56,445 × 56,445
  4. Step 4: Simplify right side
    26,685x = 3,186,038,025
  5. Step 5: Solve for x
    x = 3,186,038,025/26,685
  6. Step 6: Final answer
    x = 119,394.34

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.