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Finding the Fourth Proportional to 365,704.95, 548,557.43 and 188,557.95

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Solution

The fourth proportional to 365,704.95, 548,557.43 and 188,557.95 is: 282,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,704.95 : 548,557.43 = 188,557.95 : x
  2. Step 2: Convert to fraction form
    365,704.95/548,557.43 = 188,557.95/x
  3. Step 3: Cross multiply
    365,704.95x = 548,557.43 × 188,557.95
  4. Step 4: Simplify right side
    365,704.95x = 103,434,863,515.28
  5. Step 5: Solve for x
    x = 103,434,863,515.28/365,704.95
  6. Step 6: Final answer
    x = 282,836.93

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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.