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Finding the Fourth Proportional to 505,002.56, 757,502.88 and 294,492.88

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Solution

The fourth proportional to 505,002.56, 757,502.88 and 294,492.88 is: 441,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,002.56 : 757,502.88 = 294,492.88 : x
  2. Step 2: Convert to fraction form
    505,002.56/757,502.88 = 294,492.88/x
  3. Step 3: Cross multiply
    505,002.56x = 757,502.88 × 294,492.88
  4. Step 4: Simplify right side
    505,002.56x = 223,079,204,739.49
  5. Step 5: Solve for x
    x = 223,079,204,739.49/505,002.56
  6. Step 6: Final answer
    x = 441,738.76

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Similar ratio
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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.