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Finding the Fourth Proportional to 449,113.80, 673,670.70 and 182,737.20

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Solution

The fourth proportional to 449,113.80, 673,670.70 and 182,737.20 is: 274,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,113.80 : 673,670.70 = 182,737.20 : x
  2. Step 2: Convert to fraction form
    449,113.80/673,670.70 = 182,737.20/x
  3. Step 3: Cross multiply
    449,113.80x = 673,670.70 × 182,737.20
  4. Step 4: Simplify right side
    449,113.80x = 123,104,697,440.04
  5. Step 5: Solve for x
    x = 123,104,697,440.04/449,113.80
  6. Step 6: Final answer
    x = 274,105.80

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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.