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Finding the Third Proportional to 20,150,421 and 43,721,993.06

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Solution

The third proportional to 20,150,421 and 43,721,993.06 is: 94,867,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,150,421 : 43,721,993.06 = 43,721,993.06 : x
  2. Step 2: Convert to fraction form
    20,150,421/43,721,993.06 = 43,721,993.06/x
  3. Step 3: Cross multiply
    20,150,421x = 43,721,993.06 × 43,721,993.06
  4. Step 4: Simplify right side
    20,150,421x = 1,911,612,677,357,298.25
  5. Step 5: Solve for x
    x = 1,911,612,677,357,298.25/20,150,421
  6. Step 6: Final answer
    x = 94,867,133.41

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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.