Home / 404,474.27-558,173.84-223,186.05

Finding the Fourth Proportional to 404,474.27, 558,173.84 and 223,186.05

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Solution

The fourth proportional to 404,474.27, 558,173.84 and 223,186.05 is: 307,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,474.27 : 558,173.84 = 223,186.05 : x
  2. Step 2: Convert to fraction form
    404,474.27/558,173.84 = 223,186.05/x
  3. Step 3: Cross multiply
    404,474.27x = 558,173.84 × 223,186.05
  4. Step 4: Simplify right side
    404,474.27x = 124,576,613,447.00
  5. Step 5: Solve for x
    x = 124,576,613,447.00/404,474.27
  6. Step 6: Final answer
    x = 307,996.39

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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.