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Finding the Fourth Proportional to 265,504.20, 397,600.20 and 176,274.60

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Solution

The fourth proportional to 265,504.20, 397,600.20 and 176,274.60 is: 263,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,504.20 : 397,600.20 = 176,274.60 : x
  2. Step 2: Convert to fraction form
    265,504.20/397,600.20 = 176,274.60/x
  3. Step 3: Cross multiply
    265,504.20x = 397,600.20 × 176,274.60
  4. Step 4: Simplify right side
    265,504.20x = 70,086,816,214.92
  5. Step 5: Solve for x
    x = 70,086,816,214.92/265,504.20
  6. Step 6: Final answer
    x = 263,976.30

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1.5x scale

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.