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Finding the Fourth Proportional to 295,794.11, 408,279.60 and 174,977.39

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Solution

The fourth proportional to 295,794.11, 408,279.60 and 174,977.39 is: 241,518.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,794.11 : 408,279.60 = 174,977.39 : x
  2. Step 2: Convert to fraction form
    295,794.11/408,279.60 = 174,977.39/x
  3. Step 3: Cross multiply
    295,794.11x = 408,279.60 × 174,977.39
  4. Step 4: Simplify right side
    295,794.11x = 71,439,696,756.85
  5. Step 5: Solve for x
    x = 71,439,696,756.85/295,794.11
  6. Step 6: Final answer
    x = 241,518.32

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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.