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Finding the Third Proportional to 255,070.27 and 556,067.53

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Solution

The third proportional to 255,070.27 and 556,067.53 is: 1,212,258.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,070.27 : 556,067.53 = 556,067.53 : x
  2. Step 2: Convert to fraction form
    255,070.27/556,067.53 = 556,067.53/x
  3. Step 3: Cross multiply
    255,070.27x = 556,067.53 × 556,067.53
  4. Step 4: Simplify right side
    255,070.27x = 309,211,099,310.47
  5. Step 5: Solve for x
    x = 309,211,099,310.47/255,070.27
  6. Step 6: Final answer
    x = 1,212,258.51

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.