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Finding the Fourth Proportional to 262,251.30, 361,964.08 and 166,739.34

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Solution

The fourth proportional to 262,251.30, 361,964.08 and 166,739.34 is: 230,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,251.30 : 361,964.08 = 166,739.34 : x
  2. Step 2: Convert to fraction form
    262,251.30/361,964.08 = 166,739.34/x
  3. Step 3: Cross multiply
    262,251.30x = 361,964.08 × 166,739.34
  4. Step 4: Simplify right side
    262,251.30x = 60,353,651,802.91
  5. Step 5: Solve for x
    x = 60,353,651,802.91/262,251.30
  6. Step 6: Final answer
    x = 230,136.71

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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.