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Finding the Fourth Proportional to 454,744.80, 682,117.20 and 244,792.80

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Solution

The fourth proportional to 454,744.80, 682,117.20 and 244,792.80 is: 367,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,744.80 : 682,117.20 = 244,792.80 : x
  2. Step 2: Convert to fraction form
    454,744.80/682,117.20 = 244,792.80/x
  3. Step 3: Cross multiply
    454,744.80x = 682,117.20 × 244,792.80
  4. Step 4: Simplify right side
    454,744.80x = 166,977,379,316.16
  5. Step 5: Solve for x
    x = 166,977,379,316.16/454,744.80
  6. Step 6: Final answer
    x = 367,189.20

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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.