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Finding the Third Proportional to 3,640 and 5,461

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Solution

The third proportional to 3,640 and 5,461 is: 8,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640 : 5,461 = 5,461 : x
  2. Step 2: Convert to fraction form
    3,640/5,461 = 5,461/x
  3. Step 3: Cross multiply
    3,640x = 5,461 × 5,461
  4. Step 4: Simplify right side
    3,640x = 29,822,521
  5. Step 5: Solve for x
    x = 29,822,521/3,640
  6. Step 6: Final answer
    x = 8,193.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.