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Finding the Fourth Proportional to 414,451.02, 621,676.44 and 296,353.02

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Solution

The fourth proportional to 414,451.02, 621,676.44 and 296,353.02 is: 444,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,451.02 : 621,676.44 = 296,353.02 : x
  2. Step 2: Convert to fraction form
    414,451.02/621,676.44 = 296,353.02/x
  3. Step 3: Cross multiply
    414,451.02x = 621,676.44 × 296,353.02
  4. Step 4: Simplify right side
    414,451.02x = 184,235,690,456.85
  5. Step 5: Solve for x
    x = 184,235,690,456.85/414,451.02
  6. Step 6: Final answer
    x = 444,529.47

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Double scale
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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.