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Finding the Third Proportional to 508,226.25 and 677,542.50

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Solution

The third proportional to 508,226.25 and 677,542.50 is: 903,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,226.25 : 677,542.50 = 677,542.50 : x
  2. Step 2: Convert to fraction form
    508,226.25/677,542.50 = 677,542.50/x
  3. Step 3: Cross multiply
    508,226.25x = 677,542.50 × 677,542.50
  4. Step 4: Simplify right side
    508,226.25x = 459,063,839,306.25
  5. Step 5: Solve for x
    x = 459,063,839,306.25/508,226.25
  6. Step 6: Final answer
    x = 903,266.68

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.