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Finding the Fourth Proportional to 336,636.20, 464,599.11 and 193,395.98

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Solution

The fourth proportional to 336,636.20, 464,599.11 and 193,395.98 is: 266,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,636.20 : 464,599.11 = 193,395.98 : x
  2. Step 2: Convert to fraction form
    336,636.20/464,599.11 = 193,395.98/x
  3. Step 3: Cross multiply
    336,636.20x = 464,599.11 × 193,395.98
  4. Step 4: Simplify right side
    336,636.20x = 89,851,600,185.58
  5. Step 5: Solve for x
    x = 89,851,600,185.58/336,636.20
  6. Step 6: Final answer
    x = 266,910.10

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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.