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Finding the Fourth Proportional to 192,562.60, 288,066.30 and 166,556.20

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Solution

The fourth proportional to 192,562.60, 288,066.30 and 166,556.20 is: 249,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,562.60 : 288,066.30 = 166,556.20 : x
  2. Step 2: Convert to fraction form
    192,562.60/288,066.30 = 166,556.20/x
  3. Step 3: Cross multiply
    192,562.60x = 288,066.30 × 166,556.20
  4. Step 4: Simplify right side
    192,562.60x = 47,979,228,276.06
  5. Step 5: Solve for x
    x = 47,979,228,276.06/192,562.60
  6. Step 6: Final answer
    x = 249,161.72

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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.