Home / 338,944.88-467,728.08-185,979.62

Finding the Fourth Proportional to 338,944.88, 467,728.08 and 185,979.62

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Solution

The fourth proportional to 338,944.88, 467,728.08 and 185,979.62 is: 256,643.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,944.88 : 467,728.08 = 185,979.62 : x
  2. Step 2: Convert to fraction form
    338,944.88/467,728.08 = 185,979.62/x
  3. Step 3: Cross multiply
    338,944.88x = 467,728.08 × 185,979.62
  4. Step 4: Simplify right side
    338,944.88x = 86,987,890,581.73
  5. Step 5: Solve for x
    x = 86,987,890,581.73/338,944.88
  6. Step 6: Final answer
    x = 256,643.18

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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.