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Finding the Fourth Proportional to 317,771.86, 476,931.15 and 184,466.92

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Solution

The fourth proportional to 317,771.86, 476,931.15 and 184,466.92 is: 276,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,771.86 : 476,931.15 = 184,466.92 : x
  2. Step 2: Convert to fraction form
    317,771.86/476,931.15 = 184,466.92/x
  3. Step 3: Cross multiply
    317,771.86x = 476,931.15 × 184,466.92
  4. Step 4: Simplify right side
    317,771.86x = 87,978,020,292.56
  5. Step 5: Solve for x
    x = 87,978,020,292.56/317,771.86
  6. Step 6: Final answer
    x = 276,859.07

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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.