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Finding the Fourth Proportional to 365,393.57, 503,992.94 and 238,241.39

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Solution

The fourth proportional to 365,393.57, 503,992.94 and 238,241.39 is: 328,609.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,393.57 : 503,992.94 = 238,241.39 : x
  2. Step 2: Convert to fraction form
    365,393.57/503,992.94 = 238,241.39/x
  3. Step 3: Cross multiply
    365,393.57x = 503,992.94 × 238,241.39
  4. Step 4: Simplify right side
    365,393.57x = 120,071,974,864.62
  5. Step 5: Solve for x
    x = 120,071,974,864.62/365,393.57
  6. Step 6: Final answer
    x = 328,609.99

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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.