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Finding the Third Proportional to 602.81 and 998.06

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Solution

The third proportional to 602.81 and 998.06 is: 1,652.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.81 : 998.06 = 998.06 : x
  2. Step 2: Convert to fraction form
    602.81/998.06 = 998.06/x
  3. Step 3: Cross multiply
    602.81x = 998.06 × 998.06
  4. Step 4: Simplify right side
    602.81x = 996,128.75
  5. Step 5: Solve for x
    x = 996,128.75/602.81
  6. Step 6: Final answer
    x = 1,652.47

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.