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Finding the Third Proportional to 4,530,775.50 and 6,999,743.25

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Solution

The third proportional to 4,530,775.50 and 6,999,743.25 is: 10,814,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,530,775.50 : 6,999,743.25 = 6,999,743.25 : x
  2. Step 2: Convert to fraction form
    4,530,775.50/6,999,743.25 = 6,999,743.25/x
  3. Step 3: Cross multiply
    4,530,775.50x = 6,999,743.25 × 6,999,743.25
  4. Step 4: Simplify right side
    4,530,775.50x = 48,996,405,565,920.56
  5. Step 5: Solve for x
    x = 48,996,405,565,920.56/4,530,775.50
  6. Step 6: Final answer
    x = 10,814,132.28

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.