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Finding the Fourth Proportional to 322,187.16, 444,605.98 and 178,956.39

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Solution

The fourth proportional to 322,187.16, 444,605.98 and 178,956.39 is: 246,952.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,187.16 : 444,605.98 = 178,956.39 : x
  2. Step 2: Convert to fraction form
    322,187.16/444,605.98 = 178,956.39/x
  3. Step 3: Cross multiply
    322,187.16x = 444,605.98 × 178,956.39
  4. Step 4: Simplify right side
    322,187.16x = 79,565,081,153.21
  5. Step 5: Solve for x
    x = 79,565,081,153.21/322,187.16
  6. Step 6: Final answer
    x = 246,952.99

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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.