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Finding the Fourth Proportional to 262,089.72, 393,131.43 and 184,834.62

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Solution

The fourth proportional to 262,089.72, 393,131.43 and 184,834.62 is: 277,249.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,089.72 : 393,131.43 = 184,834.62 : x
  2. Step 2: Convert to fraction form
    262,089.72/393,131.43 = 184,834.62/x
  3. Step 3: Cross multiply
    262,089.72x = 393,131.43 × 184,834.62
  4. Step 4: Simplify right side
    262,089.72x = 72,664,298,474.11
  5. Step 5: Solve for x
    x = 72,664,298,474.11/262,089.72
  6. Step 6: Final answer
    x = 277,249.71

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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.