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Finding the Third Proportional to 7,195,578 and 11,748,489.50

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Solution

The third proportional to 7,195,578 and 11,748,489.50 is: 19,182,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195,578 : 11,748,489.50 = 11,748,489.50 : x
  2. Step 2: Convert to fraction form
    7,195,578/11,748,489.50 = 11,748,489.50/x
  3. Step 3: Cross multiply
    7,195,578x = 11,748,489.50 × 11,748,489.50
  4. Step 4: Simplify right side
    7,195,578x = 138,027,005,531,610.25
  5. Step 5: Solve for x
    x = 138,027,005,531,610.25/7,195,578
  6. Step 6: Final answer
    x = 19,182,198.50

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.