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Finding the Third Proportional to 3,208,392 and 4,281,516

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Solution

The third proportional to 3,208,392 and 4,281,516 is: 5,713,572.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,392 : 4,281,516 = 4,281,516 : x
  2. Step 2: Convert to fraction form
    3,208,392/4,281,516 = 4,281,516/x
  3. Step 3: Cross multiply
    3,208,392x = 4,281,516 × 4,281,516
  4. Step 4: Simplify right side
    3,208,392x = 18,331,379,258,256
  5. Step 5: Solve for x
    x = 18,331,379,258,256/3,208,392
  6. Step 6: Final answer
    x = 5,713,572.18

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.