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Finding the Third Proportional to 880.88 and 1,353.38

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Solution

The third proportional to 880.88 and 1,353.38 is: 2,079.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    880.88 : 1,353.38 = 1,353.38 : x
  2. Step 2: Convert to fraction form
    880.88/1,353.38 = 1,353.38/x
  3. Step 3: Cross multiply
    880.88x = 1,353.38 × 1,353.38
  4. Step 4: Simplify right side
    880.88x = 1,831,623.89
  5. Step 5: Solve for x
    x = 1,831,623.89/880.88
  6. Step 6: Final answer
    x = 2,079.32

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.