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Finding the Third Proportional to 710.16 and 1,087.73

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Solution

The third proportional to 710.16 and 1,087.73 is: 1,666.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    710.16 : 1,087.73 = 1,087.73 : x
  2. Step 2: Convert to fraction form
    710.16/1,087.73 = 1,087.73/x
  3. Step 3: Cross multiply
    710.16x = 1,087.73 × 1,087.73
  4. Step 4: Simplify right side
    710.16x = 1,183,166.07
  5. Step 5: Solve for x
    x = 1,183,166.07/710.16
  6. Step 6: Final answer
    x = 1,666.06

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.