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Finding the Third Proportional to 245,259 and 527,943

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Solution

The third proportional to 245,259 and 527,943 is: 1,136,446.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,259 : 527,943 = 527,943 : x
  2. Step 2: Convert to fraction form
    245,259/527,943 = 527,943/x
  3. Step 3: Cross multiply
    245,259x = 527,943 × 527,943
  4. Step 4: Simplify right side
    245,259x = 278,723,811,249
  5. Step 5: Solve for x
    x = 278,723,811,249/245,259
  6. Step 6: Final answer
    x = 1,136,446.82

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.