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Finding the Third Proportional to 7,145,443.50 and 15,212,616

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Solution

The third proportional to 7,145,443.50 and 15,212,616 is: 32,387,588.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,443.50 : 15,212,616 = 15,212,616 : x
  2. Step 2: Convert to fraction form
    7,145,443.50/15,212,616 = 15,212,616/x
  3. Step 3: Cross multiply
    7,145,443.50x = 15,212,616 × 15,212,616
  4. Step 4: Simplify right side
    7,145,443.50x = 231,423,685,563,456
  5. Step 5: Solve for x
    x = 231,423,685,563,456/7,145,443.50
  6. Step 6: Final answer
    x = 32,387,588.76

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.