Home / 404,727.16-558,524.19-223,439.38

Finding the Fourth Proportional to 404,727.16, 558,524.19 and 223,439.38

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Solution

The fourth proportional to 404,727.16, 558,524.19 and 223,439.38 is: 308,346.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,727.16 : 558,524.19 = 223,439.38 : x
  2. Step 2: Convert to fraction form
    404,727.16/558,524.19 = 223,439.38/x
  3. Step 3: Cross multiply
    404,727.16x = 558,524.19 × 223,439.38
  4. Step 4: Simplify right side
    404,727.16x = 124,796,297,541.63
  5. Step 5: Solve for x
    x = 124,796,297,541.63/404,727.16
  6. Step 6: Final answer
    x = 308,346.73

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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.