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Finding the Third Proportional to 475.03 and 718.97

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Solution

The third proportional to 475.03 and 718.97 is: 1,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.03 : 718.97 = 718.97 : x
  2. Step 2: Convert to fraction form
    475.03/718.97 = 718.97/x
  3. Step 3: Cross multiply
    475.03x = 718.97 × 718.97
  4. Step 4: Simplify right side
    475.03x = 516,916.06
  5. Step 5: Solve for x
    x = 516,916.06/475.03
  6. Step 6: Final answer
    x = 1,088.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.