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Finding the Third Proportional to 19,315,941 and 40,934,793

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Solution

The third proportional to 19,315,941 and 40,934,793 is: 86,749,968.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,941 : 40,934,793 = 40,934,793 : x
  2. Step 2: Convert to fraction form
    19,315,941/40,934,793 = 40,934,793/x
  3. Step 3: Cross multiply
    19,315,941x = 40,934,793 × 40,934,793
  4. Step 4: Simplify right side
    19,315,941x = 1,675,657,277,952,849
  5. Step 5: Solve for x
    x = 1,675,657,277,952,849/19,315,941
  6. Step 6: Final answer
    x = 86,749,968.74

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.