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Finding the Third Proportional to 797.34 and 1,071.56

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Solution

The third proportional to 797.34 and 1,071.56 is: 1,440.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.34 : 1,071.56 = 1,071.56 : x
  2. Step 2: Convert to fraction form
    797.34/1,071.56 = 1,071.56/x
  3. Step 3: Cross multiply
    797.34x = 1,071.56 × 1,071.56
  4. Step 4: Simplify right side
    797.34x = 1,148,246.19
  5. Step 5: Solve for x
    x = 1,148,246.19/797.34
  6. Step 6: Final answer
    x = 1,440.09

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.