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Finding the Third Proportional to 714.94 and 1,051.31

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Solution

The third proportional to 714.94 and 1,051.31 is: 1,545.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    714.94 : 1,051.31 = 1,051.31 : x
  2. Step 2: Convert to fraction form
    714.94/1,051.31 = 1,051.31/x
  3. Step 3: Cross multiply
    714.94x = 1,051.31 × 1,051.31
  4. Step 4: Simplify right side
    714.94x = 1,105,257.97
  5. Step 5: Solve for x
    x = 1,105,257.97/714.94
  6. Step 6: Final answer
    x = 1,545.95

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.