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Finding the Third Proportional to 3,174,512 and 4,790,392

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Solution

The third proportional to 3,174,512 and 4,790,392 is: 7,228,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,512 : 4,790,392 = 4,790,392 : x
  2. Step 2: Convert to fraction form
    3,174,512/4,790,392 = 4,790,392/x
  3. Step 3: Cross multiply
    3,174,512x = 4,790,392 × 4,790,392
  4. Step 4: Simplify right side
    3,174,512x = 22,947,855,513,664
  5. Step 5: Solve for x
    x = 22,947,855,513,664/3,174,512
  6. Step 6: Final answer
    x = 7,228,782.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.