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Finding the Third Proportional to 5,422,484.25 and 7,835,200.88

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Solution

The third proportional to 5,422,484.25 and 7,835,200.88 is: 11,321,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,484.25 : 7,835,200.88 = 7,835,200.88 : x
  2. Step 2: Convert to fraction form
    5,422,484.25/7,835,200.88 = 7,835,200.88/x
  3. Step 3: Cross multiply
    5,422,484.25x = 7,835,200.88 × 7,835,200.88
  4. Step 4: Simplify right side
    5,422,484.25x = 61,390,372,751,600.77
  5. Step 5: Solve for x
    x = 61,390,372,751,600.77/5,422,484.25
  6. Step 6: Final answer
    x = 11,321,447.87

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.