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Finding the Third Proportional to 589,545 and 1,278,234

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Solution

The third proportional to 589,545 and 1,278,234 is: 2,771,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,545 : 1,278,234 = 1,278,234 : x
  2. Step 2: Convert to fraction form
    589,545/1,278,234 = 1,278,234/x
  3. Step 3: Cross multiply
    589,545x = 1,278,234 × 1,278,234
  4. Step 4: Simplify right side
    589,545x = 1,633,882,158,756
  5. Step 5: Solve for x
    x = 1,633,882,158,756/589,545
  6. Step 6: Final answer
    x = 2,771,429.08

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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.