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Finding the Third Proportional to 3,395,772.50 and 5,137,404.75

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Solution

The third proportional to 3,395,772.50 and 5,137,404.75 is: 7,772,289.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395,772.50 : 5,137,404.75 = 5,137,404.75 : x
  2. Step 2: Convert to fraction form
    3,395,772.50/5,137,404.75 = 5,137,404.75/x
  3. Step 3: Cross multiply
    3,395,772.50x = 5,137,404.75 × 5,137,404.75
  4. Step 4: Simplify right side
    3,395,772.50x = 26,392,927,565,322.56
  5. Step 5: Solve for x
    x = 26,392,927,565,322.56/3,395,772.50
  6. Step 6: Final answer
    x = 7,772,289.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.