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Finding the Fourth Proportional to 801,814.36, 1,106,504 and 439,251.27

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Solution

The fourth proportional to 801,814.36, 1,106,504 and 439,251.27 is: 606,166.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,814.36 : 1,106,504 = 439,251.27 : x
  2. Step 2: Convert to fraction form
    801,814.36/1,106,504 = 439,251.27/x
  3. Step 3: Cross multiply
    801,814.36x = 1,106,504 × 439,251.27
  4. Step 4: Simplify right side
    801,814.36x = 486,033,287,260.08
  5. Step 5: Solve for x
    x = 486,033,287,260.08/801,814.36
  6. Step 6: Final answer
    x = 606,166.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.