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Finding the Third Proportional to 3,154,628.74 and 6,847,650.35

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Solution

The third proportional to 3,154,628.74 and 6,847,650.35 is: 14,863,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,628.74 : 6,847,650.35 = 6,847,650.35 : x
  2. Step 2: Convert to fraction form
    3,154,628.74/6,847,650.35 = 6,847,650.35/x
  3. Step 3: Cross multiply
    3,154,628.74x = 6,847,650.35 × 6,847,650.35
  4. Step 4: Simplify right side
    3,154,628.74x = 46,890,315,337,252.66
  5. Step 5: Solve for x
    x = 46,890,315,337,252.66/3,154,628.74
  6. Step 6: Final answer
    x = 14,863,972.65

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.