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Finding the Fourth Proportional to 335,840, 503,956.82 and 240,967.94

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Solution

The fourth proportional to 335,840, 503,956.82 and 240,967.94 is: 361,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,840 : 503,956.82 = 240,967.94 : x
  2. Step 2: Convert to fraction form
    335,840/503,956.82 = 240,967.94/x
  3. Step 3: Cross multiply
    335,840x = 503,956.82 × 240,967.94
  4. Step 4: Simplify right side
    335,840x = 121,437,436,764.35
  5. Step 5: Solve for x
    x = 121,437,436,764.35/335,840
  6. Step 6: Final answer
    x = 361,593.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.