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Finding the Third Proportional to 464,555.25 and 654,216.75

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Solution

The third proportional to 464,555.25 and 654,216.75 is: 921,310.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,555.25 : 654,216.75 = 654,216.75 : x
  2. Step 2: Convert to fraction form
    464,555.25/654,216.75 = 654,216.75/x
  3. Step 3: Cross multiply
    464,555.25x = 654,216.75 × 654,216.75
  4. Step 4: Simplify right side
    464,555.25x = 427,999,555,980.56
  5. Step 5: Solve for x
    x = 427,999,555,980.56/464,555.25
  6. Step 6: Final answer
    x = 921,310.34

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.