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Finding the Fourth Proportional to 769,874.96, 1,154,738 and 237,252.96

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Solution

The fourth proportional to 769,874.96, 1,154,738 and 237,252.96 is: 355,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,874.96 : 1,154,738 = 237,252.96 : x
  2. Step 2: Convert to fraction form
    769,874.96/1,154,738 = 237,252.96/x
  3. Step 3: Cross multiply
    769,874.96x = 1,154,738 × 237,252.96
  4. Step 4: Simplify right side
    769,874.96x = 273,965,008,524.48
  5. Step 5: Solve for x
    x = 273,965,008,524.48/769,874.96
  6. Step 6: Final answer
    x = 355,856.50

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1.5x scale

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.