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Finding the Third Proportional to 264,460.50 and 476,430.75

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Solution

The third proportional to 264,460.50 and 476,430.75 is: 858,299.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,460.50 : 476,430.75 = 476,430.75 : x
  2. Step 2: Convert to fraction form
    264,460.50/476,430.75 = 476,430.75/x
  3. Step 3: Cross multiply
    264,460.50x = 476,430.75 × 476,430.75
  4. Step 4: Simplify right side
    264,460.50x = 226,986,259,545.56
  5. Step 5: Solve for x
    x = 226,986,259,545.56/264,460.50
  6. Step 6: Final answer
    x = 858,299.29

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Why These Related Problems?

These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.