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Finding the Fourth Proportional to 262,039.44, 361,612.24 and 147,318.58

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Solution

The fourth proportional to 262,039.44, 361,612.24 and 147,318.58 is: 203,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,039.44 : 361,612.24 = 147,318.58 : x
  2. Step 2: Convert to fraction form
    262,039.44/361,612.24 = 147,318.58/x
  3. Step 3: Cross multiply
    262,039.44x = 361,612.24 × 147,318.58
  4. Step 4: Simplify right side
    262,039.44x = 53,272,200,435.09
  5. Step 5: Solve for x
    x = 53,272,200,435.09/262,039.44
  6. Step 6: Final answer
    x = 203,298.41

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1.5x scale

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.