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Finding the Fourth Proportional to 568,636.60, 852,566.10 and 269,260.60

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Solution

The fourth proportional to 568,636.60, 852,566.10 and 269,260.60 is: 403,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,636.60 : 852,566.10 = 269,260.60 : x
  2. Step 2: Convert to fraction form
    568,636.60/852,566.10 = 269,260.60/x
  3. Step 3: Cross multiply
    568,636.60x = 852,566.10 × 269,260.60
  4. Step 4: Simplify right side
    568,636.60x = 229,562,459,625.66
  5. Step 5: Solve for x
    x = 229,562,459,625.66/568,636.60
  6. Step 6: Final answer
    x = 403,706.80

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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.