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Finding the Third Proportional to 377,928.75 and 572,891.75

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Solution

The third proportional to 377,928.75 and 572,891.75 is: 868,430.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,928.75 : 572,891.75 = 572,891.75 : x
  2. Step 2: Convert to fraction form
    377,928.75/572,891.75 = 572,891.75/x
  3. Step 3: Cross multiply
    377,928.75x = 572,891.75 × 572,891.75
  4. Step 4: Simplify right side
    377,928.75x = 328,204,957,218.06
  5. Step 5: Solve for x
    x = 328,204,957,218.06/377,928.75
  6. Step 6: Final answer
    x = 868,430.77

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.