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Finding the Fourth Proportional to 327,317.40, 451,672.74 and 184,048.92

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Solution

The fourth proportional to 327,317.40, 451,672.74 and 184,048.92 is: 253,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,317.40 : 451,672.74 = 184,048.92 : x
  2. Step 2: Convert to fraction form
    327,317.40/451,672.74 = 184,048.92/x
  3. Step 3: Cross multiply
    327,317.40x = 451,672.74 × 184,048.92
  4. Step 4: Simplify right side
    327,317.40x = 83,129,879,990.44
  5. Step 5: Solve for x
    x = 83,129,879,990.44/327,317.40
  6. Step 6: Final answer
    x = 253,973.30

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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.