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Finding the Fourth Proportional to 248,794.73, 343,065.42 and 168,082.13

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Solution

The fourth proportional to 248,794.73, 343,065.42 and 168,082.13 is: 231,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,794.73 : 343,065.42 = 168,082.13 : x
  2. Step 2: Convert to fraction form
    248,794.73/343,065.42 = 168,082.13/x
  3. Step 3: Cross multiply
    248,794.73x = 343,065.42 × 168,082.13
  4. Step 4: Simplify right side
    248,794.73x = 57,663,166,522.94
  5. Step 5: Solve for x
    x = 57,663,166,522.94/248,794.73
  6. Step 6: Final answer
    x = 231,770.05

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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.