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Finding the Third Proportional to 3,933,133.13 and 8,646,786

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Solution

The third proportional to 3,933,133.13 and 8,646,786 is: 19,009,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,133.13 : 8,646,786 = 8,646,786 : x
  2. Step 2: Convert to fraction form
    3,933,133.13/8,646,786 = 8,646,786/x
  3. Step 3: Cross multiply
    3,933,133.13x = 8,646,786 × 8,646,786
  4. Step 4: Simplify right side
    3,933,133.13x = 74,766,908,129,796
  5. Step 5: Solve for x
    x = 74,766,908,129,796/3,933,133.13
  6. Step 6: Final answer
    x = 19,009,503.56

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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.