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Finding the Third Proportional to 8,020,408.50 and 17,319,217.50

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Solution

The third proportional to 8,020,408.50 and 17,319,217.50 is: 37,399,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,408.50 : 17,319,217.50 = 17,319,217.50 : x
  2. Step 2: Convert to fraction form
    8,020,408.50/17,319,217.50 = 17,319,217.50/x
  3. Step 3: Cross multiply
    8,020,408.50x = 17,319,217.50 × 17,319,217.50
  4. Step 4: Simplify right side
    8,020,408.50x = 299,955,294,812,306.25
  5. Step 5: Solve for x
    x = 299,955,294,812,306.25/8,020,408.50
  6. Step 6: Final answer
    x = 37,399,004.65

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.