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Finding the Fourth Proportional to 441,651.16, 662,462.62 and 185,619.37

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Solution

The fourth proportional to 441,651.16, 662,462.62 and 185,619.37 is: 278,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,651.16 : 662,462.62 = 185,619.37 : x
  2. Step 2: Convert to fraction form
    441,651.16/662,462.62 = 185,619.37/x
  3. Step 3: Cross multiply
    441,651.16x = 662,462.62 × 185,619.37
  4. Step 4: Simplify right side
    441,651.16x = 122,965,894,172.95
  5. Step 5: Solve for x
    x = 122,965,894,172.95/441,651.16
  6. Step 6: Final answer
    x = 278,423.12

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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.