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Finding the Third Proportional to 440.88 and 955.38

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Solution

The third proportional to 440.88 and 955.38 is: 2,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.88 : 955.38 = 955.38 : x
  2. Step 2: Convert to fraction form
    440.88/955.38 = 955.38/x
  3. Step 3: Cross multiply
    440.88x = 955.38 × 955.38
  4. Step 4: Simplify right side
    440.88x = 912,741.39
  5. Step 5: Solve for x
    x = 912,741.39/440.88
  6. Step 6: Final answer
    x = 2,070.30

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.