Home / 958,251.60-1,436,167.80-485,067.60

Finding the Fourth Proportional to 958,251.60, 1,436,167.80 and 485,067.60

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Solution

The fourth proportional to 958,251.60, 1,436,167.80 and 485,067.60 is: 726,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,251.60 : 1,436,167.80 = 485,067.60 : x
  2. Step 2: Convert to fraction form
    958,251.60/1,436,167.80 = 485,067.60/x
  3. Step 3: Cross multiply
    958,251.60x = 1,436,167.80 × 485,067.60
  4. Step 4: Simplify right side
    958,251.60x = 696,638,467,943.28
  5. Step 5: Solve for x
    x = 696,638,467,943.28/958,251.60
  6. Step 6: Final answer
    x = 726,989.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.