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Finding the Third Proportional to 476,835.75 and 720,114.75

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Solution

The third proportional to 476,835.75 and 720,114.75 is: 1,087,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,835.75 : 720,114.75 = 720,114.75 : x
  2. Step 2: Convert to fraction form
    476,835.75/720,114.75 = 720,114.75/x
  3. Step 3: Cross multiply
    476,835.75x = 720,114.75 × 720,114.75
  4. Step 4: Simplify right side
    476,835.75x = 518,565,253,167.56
  5. Step 5: Solve for x
    x = 518,565,253,167.56/476,835.75
  6. Step 6: Final answer
    x = 1,087,513.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.