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Finding the Third Proportional to 3,451,575.75 and 5,402,705.63

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Solution

The third proportional to 3,451,575.75 and 5,402,705.63 is: 8,456,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,575.75 : 5,402,705.63 = 5,402,705.63 : x
  2. Step 2: Convert to fraction form
    3,451,575.75/5,402,705.63 = 5,402,705.63/x
  3. Step 3: Cross multiply
    3,451,575.75x = 5,402,705.63 × 5,402,705.63
  4. Step 4: Simplify right side
    3,451,575.75x = 29,189,228,070,406.64
  5. Step 5: Solve for x
    x = 29,189,228,070,406.64/3,451,575.75
  6. Step 6: Final answer
    x = 8,456,783.27

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.