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Finding the Third Proportional to 408,732.75 and 898,111.13

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Solution

The third proportional to 408,732.75 and 898,111.13 is: 1,973,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,732.75 : 898,111.13 = 898,111.13 : x
  2. Step 2: Convert to fraction form
    408,732.75/898,111.13 = 898,111.13/x
  3. Step 3: Cross multiply
    408,732.75x = 898,111.13 × 898,111.13
  4. Step 4: Simplify right side
    408,732.75x = 806,603,592,848.77
  5. Step 5: Solve for x
    x = 806,603,592,848.77/408,732.75
  6. Step 6: Final answer
    x = 1,973,425.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.