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Finding the Fourth Proportional to 455,411.70, 682,024.05 and 244,584.90

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Solution

The fourth proportional to 455,411.70, 682,024.05 and 244,584.90 is: 366,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,411.70 : 682,024.05 = 244,584.90 : x
  2. Step 2: Convert to fraction form
    455,411.70/682,024.05 = 244,584.90/x
  3. Step 3: Cross multiply
    455,411.70x = 682,024.05 × 244,584.90
  4. Step 4: Simplify right side
    455,411.70x = 166,812,784,066.85
  5. Step 5: Solve for x
    x = 166,812,784,066.85/455,411.70
  6. Step 6: Final answer
    x = 366,290.07

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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.