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Finding the Fourth Proportional to 246,401.87, 340,033.88 and 137,505.04

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Solution

The fourth proportional to 246,401.87, 340,033.88 and 137,505.04 is: 189,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,401.87 : 340,033.88 = 137,505.04 : x
  2. Step 2: Convert to fraction form
    246,401.87/340,033.88 = 137,505.04/x
  3. Step 3: Cross multiply
    246,401.87x = 340,033.88 × 137,505.04
  4. Step 4: Simplify right side
    246,401.87x = 46,756,371,764.43
  5. Step 5: Solve for x
    x = 46,756,371,764.43/246,401.87
  6. Step 6: Final answer
    x = 189,756.57

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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.