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Finding the Fourth Proportional to 603,400.82, 905,483.05 and 337,335.87

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Solution

The fourth proportional to 603,400.82, 905,483.05 and 337,335.87 is: 506,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,400.82 : 905,483.05 = 337,335.87 : x
  2. Step 2: Convert to fraction form
    603,400.82/905,483.05 = 337,335.87/x
  3. Step 3: Cross multiply
    603,400.82x = 905,483.05 × 337,335.87
  4. Step 4: Simplify right side
    603,400.82x = 305,451,912,442.00
  5. Step 5: Solve for x
    x = 305,451,912,442.00/603,400.82
  6. Step 6: Final answer
    x = 506,217.26

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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.