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Finding the Fourth Proportional to 192,152.80, 288,553.20 and 160,530.40

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Solution

The fourth proportional to 192,152.80, 288,553.20 and 160,530.40 is: 241,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,152.80 : 288,553.20 = 160,530.40 : x
  2. Step 2: Convert to fraction form
    192,152.80/288,553.20 = 160,530.40/x
  3. Step 3: Cross multiply
    192,152.80x = 288,553.20 × 160,530.40
  4. Step 4: Simplify right side
    192,152.80x = 46,321,560,617.28
  5. Step 5: Solve for x
    x = 46,321,560,617.28/192,152.80
  6. Step 6: Final answer
    x = 241,066.28

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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.