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Finding the Third Proportional to 976,117.50 and 1,999,791

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Solution

The third proportional to 976,117.50 and 1,999,791 is: 4,097,010.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,117.50 : 1,999,791 = 1,999,791 : x
  2. Step 2: Convert to fraction form
    976,117.50/1,999,791 = 1,999,791/x
  3. Step 3: Cross multiply
    976,117.50x = 1,999,791 × 1,999,791
  4. Step 4: Simplify right side
    976,117.50x = 3,999,164,043,681
  5. Step 5: Solve for x
    x = 3,999,164,043,681/976,117.50
  6. Step 6: Final answer
    x = 4,097,010.91

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.