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Finding the Third Proportional to 3,564,842.50 and 7,697,859.50

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Solution

The third proportional to 3,564,842.50 and 7,697,859.50 is: 16,622,625.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,842.50 : 7,697,859.50 = 7,697,859.50 : x
  2. Step 2: Convert to fraction form
    3,564,842.50/7,697,859.50 = 7,697,859.50/x
  3. Step 3: Cross multiply
    3,564,842.50x = 7,697,859.50 × 7,697,859.50
  4. Step 4: Simplify right side
    3,564,842.50x = 59,257,040,881,740.25
  5. Step 5: Solve for x
    x = 59,257,040,881,740.25/3,564,842.50
  6. Step 6: Final answer
    x = 16,622,625.23

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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.