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Finding the Fourth Proportional to 192,010.23, 288,049.14 and 65,620.77

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Solution

The fourth proportional to 192,010.23, 288,049.14 and 65,620.77 is: 98,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,010.23 : 288,049.14 = 65,620.77 : x
  2. Step 2: Convert to fraction form
    192,010.23/288,049.14 = 65,620.77/x
  3. Step 3: Cross multiply
    192,010.23x = 288,049.14 × 65,620.77
  4. Step 4: Simplify right side
    192,010.23x = 18,902,006,364.64
  5. Step 5: Solve for x
    x = 18,902,006,364.64/192,010.23
  6. Step 6: Final answer
    x = 98,442.70

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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.