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Finding the Third Proportional to 550,479.75 and 775,175.63

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Solution

The third proportional to 550,479.75 and 775,175.63 is: 1,091,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,479.75 : 775,175.63 = 775,175.63 : x
  2. Step 2: Convert to fraction form
    550,479.75/775,175.63 = 775,175.63/x
  3. Step 3: Cross multiply
    550,479.75x = 775,175.63 × 775,175.63
  4. Step 4: Simplify right side
    550,479.75x = 600,897,249,594.14
  5. Step 5: Solve for x
    x = 600,897,249,594.14/550,479.75
  6. Step 6: Final answer
    x = 1,091,588.29

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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.