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Finding the Third Proportional to 475.03 and 985.22

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Solution

The third proportional to 475.03 and 985.22 is: 2,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.03 : 985.22 = 985.22 : x
  2. Step 2: Convert to fraction form
    475.03/985.22 = 985.22/x
  3. Step 3: Cross multiply
    475.03x = 985.22 × 985.22
  4. Step 4: Simplify right side
    475.03x = 970,655.99
  5. Step 5: Solve for x
    x = 970,655.99/475.03
  6. Step 6: Final answer
    x = 2,043.35

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.