Home / 404,650.19-558,417.17-223,362.07

Finding the Fourth Proportional to 404,650.19, 558,417.17 and 223,362.07

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Solution

The fourth proportional to 404,650.19, 558,417.17 and 223,362.07 is: 308,239.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,650.19 : 558,417.17 = 223,362.07 : x
  2. Step 2: Convert to fraction form
    404,650.19/558,417.17 = 223,362.07/x
  3. Step 3: Cross multiply
    404,650.19x = 558,417.17 × 223,362.07
  4. Step 4: Simplify right side
    404,650.19x = 124,729,213,234.78
  5. Step 5: Solve for x
    x = 124,729,213,234.78/404,650.19
  6. Step 6: Final answer
    x = 308,239.61

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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.