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Finding the Third Proportional to 245,567 and 369,266

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Solution

The third proportional to 245,567 and 369,266 is: 555,275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,567 : 369,266 = 369,266 : x
  2. Step 2: Convert to fraction form
    245,567/369,266 = 369,266/x
  3. Step 3: Cross multiply
    245,567x = 369,266 × 369,266
  4. Step 4: Simplify right side
    245,567x = 136,357,378,756
  5. Step 5: Solve for x
    x = 136,357,378,756/245,567
  6. Step 6: Final answer
    x = 555,275.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.