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Finding the Third Proportional to 1,953,079 and 4,278,530

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Solution

The third proportional to 1,953,079 and 4,278,530 is: 9,372,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,079 : 4,278,530 = 4,278,530 : x
  2. Step 2: Convert to fraction form
    1,953,079/4,278,530 = 4,278,530/x
  3. Step 3: Cross multiply
    1,953,079x = 4,278,530 × 4,278,530
  4. Step 4: Simplify right side
    1,953,079x = 18,305,818,960,900
  5. Step 5: Solve for x
    x = 18,305,818,960,900/1,953,079
  6. Step 6: Final answer
    x = 9,372,800.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.