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Finding the Third Proportional to 3,197,778.75 and 4,920,177.94

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Solution

The third proportional to 3,197,778.75 and 4,920,177.94 is: 7,570,302.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197,778.75 : 4,920,177.94 = 4,920,177.94 : x
  2. Step 2: Convert to fraction form
    3,197,778.75/4,920,177.94 = 4,920,177.94/x
  3. Step 3: Cross multiply
    3,197,778.75x = 4,920,177.94 × 4,920,177.94
  4. Step 4: Simplify right side
    3,197,778.75x = 24,208,150,936,661.75
  5. Step 5: Solve for x
    x = 24,208,150,936,661.75/3,197,778.75
  6. Step 6: Final answer
    x = 7,570,302.02

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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.