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Finding the Fourth Proportional to 543,466.20, 816,074.10 and 410,496.60

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Solution

The fourth proportional to 543,466.20, 816,074.10 and 410,496.60 is: 616,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,466.20 : 816,074.10 = 410,496.60 : x
  2. Step 2: Convert to fraction form
    543,466.20/816,074.10 = 410,496.60/x
  3. Step 3: Cross multiply
    543,466.20x = 816,074.10 × 410,496.60
  4. Step 4: Simplify right side
    543,466.20x = 334,995,643,398.06
  5. Step 5: Solve for x
    x = 334,995,643,398.06/543,466.20
  6. Step 6: Final answer
    x = 616,405.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.