Home / 404,391.30-558,056.14-223,104.69

Finding the Fourth Proportional to 404,391.30, 558,056.14 and 223,104.69

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Solution

The fourth proportional to 404,391.30, 558,056.14 and 223,104.69 is: 307,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,391.30 : 558,056.14 = 223,104.69 : x
  2. Step 2: Convert to fraction form
    404,391.30/558,056.14 = 223,104.69/x
  3. Step 3: Cross multiply
    404,391.30x = 558,056.14 × 223,104.69
  4. Step 4: Simplify right side
    404,391.30x = 124,504,941,559.54
  5. Step 5: Solve for x
    x = 124,504,941,559.54/404,391.30
  6. Step 6: Final answer
    x = 307,882.35

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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.