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Finding the Third Proportional to 3,218,028 and 4,771,359

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Solution

The third proportional to 3,218,028 and 4,771,359 is: 7,074,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,028 : 4,771,359 = 4,771,359 : x
  2. Step 2: Convert to fraction form
    3,218,028/4,771,359 = 4,771,359/x
  3. Step 3: Cross multiply
    3,218,028x = 4,771,359 × 4,771,359
  4. Step 4: Simplify right side
    3,218,028x = 22,765,866,706,881
  5. Step 5: Solve for x
    x = 22,765,866,706,881/3,218,028
  6. Step 6: Final answer
    x = 7,074,477.51

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.