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Finding the Third Proportional to 9,403,769 and 19,206,031

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Solution

The third proportional to 9,403,769 and 19,206,031 is: 39,225,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403,769 : 19,206,031 = 19,206,031 : x
  2. Step 2: Convert to fraction form
    9,403,769/19,206,031 = 19,206,031/x
  3. Step 3: Cross multiply
    9,403,769x = 19,206,031 × 19,206,031
  4. Step 4: Simplify right side
    9,403,769x = 368,871,626,772,961
  5. Step 5: Solve for x
    x = 368,871,626,772,961/9,403,769
  6. Step 6: Final answer
    x = 39,225,934.49

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.