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Finding the Fourth Proportional to 477,718.26, 659,175.92 and 273,729.93

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Solution

The fourth proportional to 477,718.26, 659,175.92 and 273,729.93 is: 377,704.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,718.26 : 659,175.92 = 273,729.93 : x
  2. Step 2: Convert to fraction form
    477,718.26/659,175.92 = 273,729.93/x
  3. Step 3: Cross multiply
    477,718.26x = 659,175.92 × 273,729.93
  4. Step 4: Simplify right side
    477,718.26x = 180,436,180,872.81
  5. Step 5: Solve for x
    x = 180,436,180,872.81/477,718.26
  6. Step 6: Final answer
    x = 377,704.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.