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Finding the Fourth Proportional to 514,530.43, 771,383.46 and 244,523.05

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Solution

The fourth proportional to 514,530.43, 771,383.46 and 244,523.05 is: 366,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,530.43 : 771,383.46 = 244,523.05 : x
  2. Step 2: Convert to fraction form
    514,530.43/771,383.46 = 244,523.05/x
  3. Step 3: Cross multiply
    514,530.43x = 771,383.46 × 244,523.05
  4. Step 4: Simplify right side
    514,530.43x = 188,621,036,358.75
  5. Step 5: Solve for x
    x = 188,621,036,358.75/514,530.43
  6. Step 6: Final answer
    x = 366,588.69

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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.