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Finding the Third Proportional to 443,971.13 and 976,515.75

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Solution

The third proportional to 443,971.13 and 976,515.75 is: 2,147,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,971.13 : 976,515.75 = 976,515.75 : x
  2. Step 2: Convert to fraction form
    443,971.13/976,515.75 = 976,515.75/x
  3. Step 3: Cross multiply
    443,971.13x = 976,515.75 × 976,515.75
  4. Step 4: Simplify right side
    443,971.13x = 953,583,009,998.06
  5. Step 5: Solve for x
    x = 953,583,009,998.06/443,971.13
  6. Step 6: Final answer
    x = 2,147,849.16

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.