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Finding the Third Proportional to 8,524,743.75 and 12,999,892.50

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Solution

The third proportional to 8,524,743.75 and 12,999,892.50 is: 19,824,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524,743.75 : 12,999,892.50 = 12,999,892.50 : x
  2. Step 2: Convert to fraction form
    8,524,743.75/12,999,892.50 = 12,999,892.50/x
  3. Step 3: Cross multiply
    8,524,743.75x = 12,999,892.50 × 12,999,892.50
  4. Step 4: Simplify right side
    8,524,743.75x = 168,997,205,011,556.25
  5. Step 5: Solve for x
    x = 168,997,205,011,556.25/8,524,743.75
  6. Step 6: Final answer
    x = 19,824,314.96

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.