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Finding the Third Proportional to 2,872,321 and 6,223,345

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Solution

The third proportional to 2,872,321 and 6,223,345 is: 13,483,876.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,321 : 6,223,345 = 6,223,345 : x
  2. Step 2: Convert to fraction form
    2,872,321/6,223,345 = 6,223,345/x
  3. Step 3: Cross multiply
    2,872,321x = 6,223,345 × 6,223,345
  4. Step 4: Simplify right side
    2,872,321x = 38,730,022,989,025
  5. Step 5: Solve for x
    x = 38,730,022,989,025/2,872,321
  6. Step 6: Final answer
    x = 13,483,876.97

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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.