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Finding the Fourth Proportional to 320,251.73, 441,935.60 and 184,306.59

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Solution

The fourth proportional to 320,251.73, 441,935.60 and 184,306.59 is: 254,336.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,251.73 : 441,935.60 = 184,306.59 : x
  2. Step 2: Convert to fraction form
    320,251.73/441,935.60 = 184,306.59/x
  3. Step 3: Cross multiply
    320,251.73x = 441,935.60 × 184,306.59
  4. Step 4: Simplify right side
    320,251.73x = 81,451,642,514.07
  5. Step 5: Solve for x
    x = 81,451,642,514.07/320,251.73
  6. Step 6: Final answer
    x = 254,336.31

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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.