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Finding the Fourth Proportional to 404,194.66, 557,792.13 and 222,913.06

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Solution

The fourth proportional to 404,194.66, 557,792.13 and 222,913.06 is: 307,621.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,194.66 : 557,792.13 = 222,913.06 : x
  2. Step 2: Convert to fraction form
    404,194.66/557,792.13 = 222,913.06/x
  3. Step 3: Cross multiply
    404,194.66x = 557,792.13 × 222,913.06
  4. Step 4: Simplify right side
    404,194.66x = 124,339,150,542.22
  5. Step 5: Solve for x
    x = 124,339,150,542.22/404,194.66
  6. Step 6: Final answer
    x = 307,621.95

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1.5x scale

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.