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Finding the Third Proportional to 17,919,579 and 39,094,062

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Solution

The third proportional to 17,919,579 and 39,094,062 is: 85,289,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,579 : 39,094,062 = 39,094,062 : x
  2. Step 2: Convert to fraction form
    17,919,579/39,094,062 = 39,094,062/x
  3. Step 3: Cross multiply
    17,919,579x = 39,094,062 × 39,094,062
  4. Step 4: Simplify right side
    17,919,579x = 1,528,345,683,659,844
  5. Step 5: Solve for x
    x = 1,528,345,683,659,844/17,919,579
  6. Step 6: Final answer
    x = 85,289,151.25

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.