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Finding the Fourth Proportional to 404,195.66, 557,793.51 and 222,914.06

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Solution

The fourth proportional to 404,195.66, 557,793.51 and 222,914.06 is: 307,623.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,195.66 : 557,793.51 = 222,914.06 : x
  2. Step 2: Convert to fraction form
    404,195.66/557,793.51 = 222,914.06/x
  3. Step 3: Cross multiply
    404,195.66x = 557,793.51 × 222,914.06
  4. Step 4: Simplify right side
    404,195.66x = 124,340,015,955.75
  5. Step 5: Solve for x
    x = 124,340,015,955.75/404,195.66
  6. Step 6: Final answer
    x = 307,623.33

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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.