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Finding the Fourth Proportional to 273,645.67, 377,627.44 and 152,789.01

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Solution

The fourth proportional to 273,645.67, 377,627.44 and 152,789.01 is: 210,846.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,645.67 : 377,627.44 = 152,789.01 : x
  2. Step 2: Convert to fraction form
    273,645.67/377,627.44 = 152,789.01/x
  3. Step 3: Cross multiply
    273,645.67x = 377,627.44 × 152,789.01
  4. Step 4: Simplify right side
    273,645.67x = 57,697,322,706.43
  5. Step 5: Solve for x
    x = 57,697,322,706.43/273,645.67
  6. Step 6: Final answer
    x = 210,846.83

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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.