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Finding the Fourth Proportional to 624,863.88, 937,149.48 and 175,627.80

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Solution

The fourth proportional to 624,863.88, 937,149.48 and 175,627.80 is: 263,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,863.88 : 937,149.48 = 175,627.80 : x
  2. Step 2: Convert to fraction form
    624,863.88/937,149.48 = 175,627.80/x
  3. Step 3: Cross multiply
    624,863.88x = 937,149.48 × 175,627.80
  4. Step 4: Simplify right side
    624,863.88x = 164,589,501,443.54
  5. Step 5: Solve for x
    x = 164,589,501,443.54/624,863.88
  6. Step 6: Final answer
    x = 263,400.57

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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.