Home / 404,474.52-558,174.18-223,186.30

Finding the Fourth Proportional to 404,474.52, 558,174.18 and 223,186.30

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Solution

The fourth proportional to 404,474.52, 558,174.18 and 223,186.30 is: 307,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,474.52 : 558,174.18 = 223,186.30 : x
  2. Step 2: Convert to fraction form
    404,474.52/558,174.18 = 223,186.30/x
  3. Step 3: Cross multiply
    404,474.52x = 558,174.18 × 223,186.30
  4. Step 4: Simplify right side
    404,474.52x = 124,576,829,989.73
  5. Step 5: Solve for x
    x = 124,576,829,989.73/404,474.52
  6. Step 6: Final answer
    x = 307,996.73

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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.