Home / 404,392.17-558,057.35-223,105.57

Finding the Fourth Proportional to 404,392.17, 558,057.35 and 223,105.57

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Solution

The fourth proportional to 404,392.17, 558,057.35 and 223,105.57 is: 307,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,392.17 : 558,057.35 = 223,105.57 : x
  2. Step 2: Convert to fraction form
    404,392.17/558,057.35 = 223,105.57/x
  3. Step 3: Cross multiply
    404,392.17x = 558,057.35 × 223,105.57
  4. Step 4: Simplify right side
    404,392.17x = 124,505,703,164.44
  5. Step 5: Solve for x
    x = 124,505,703,164.44/404,392.17
  6. Step 6: Final answer
    x = 307,883.57

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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.