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Finding the Third Proportional to 4,147,612.75 and 8,626,313

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Solution

The third proportional to 4,147,612.75 and 8,626,313 is: 17,941,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,612.75 : 8,626,313 = 8,626,313 : x
  2. Step 2: Convert to fraction form
    4,147,612.75/8,626,313 = 8,626,313/x
  3. Step 3: Cross multiply
    4,147,612.75x = 8,626,313 × 8,626,313
  4. Step 4: Simplify right side
    4,147,612.75x = 74,413,275,973,969
  5. Step 5: Solve for x
    x = 74,413,275,973,969/4,147,612.75
  6. Step 6: Final answer
    x = 17,941,230.40

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.