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Finding the Fourth Proportional to 295,800.15, 408,893.78 and 263,851.41

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Solution

The fourth proportional to 295,800.15, 408,893.78 and 263,851.41 is: 364,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,800.15 : 408,893.78 = 263,851.41 : x
  2. Step 2: Convert to fraction form
    295,800.15/408,893.78 = 263,851.41/x
  3. Step 3: Cross multiply
    295,800.15x = 408,893.78 × 263,851.41
  4. Step 4: Simplify right side
    295,800.15x = 107,887,198,802.02
  5. Step 5: Solve for x
    x = 107,887,198,802.02/295,800.15
  6. Step 6: Final answer
    x = 364,730.03

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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.