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Finding the Third Proportional to 18,051,886 and 28,607,561

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Solution

The third proportional to 18,051,886 and 28,607,561 is: 45,335,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,886 : 28,607,561 = 28,607,561 : x
  2. Step 2: Convert to fraction form
    18,051,886/28,607,561 = 28,607,561/x
  3. Step 3: Cross multiply
    18,051,886x = 28,607,561 × 28,607,561
  4. Step 4: Simplify right side
    18,051,886x = 818,392,546,368,721
  5. Step 5: Solve for x
    x = 818,392,546,368,721/18,051,886
  6. Step 6: Final answer
    x = 45,335,570.28

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.