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Finding the Third Proportional to 5,615,878.50 and 8,025,236.44

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Solution

The third proportional to 5,615,878.50 and 8,025,236.44 is: 11,468,271.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,878.50 : 8,025,236.44 = 8,025,236.44 : x
  2. Step 2: Convert to fraction form
    5,615,878.50/8,025,236.44 = 8,025,236.44/x
  3. Step 3: Cross multiply
    5,615,878.50x = 8,025,236.44 × 8,025,236.44
  4. Step 4: Simplify right side
    5,615,878.50x = 64,404,419,877,777.69
  5. Step 5: Solve for x
    x = 64,404,419,877,777.69/5,615,878.50
  6. Step 6: Final answer
    x = 11,468,271.59

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.