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Finding the Fourth Proportional to 281,857.29, 422,222.62 and 169,475.97

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Solution

The fourth proportional to 281,857.29, 422,222.62 and 169,475.97 is: 253,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,857.29 : 422,222.62 = 169,475.97 : x
  2. Step 2: Convert to fraction form
    281,857.29/422,222.62 = 169,475.97/x
  3. Step 3: Cross multiply
    281,857.29x = 422,222.62 × 169,475.97
  4. Step 4: Simplify right side
    281,857.29x = 71,556,588,080.44
  5. Step 5: Solve for x
    x = 71,556,588,080.44/281,857.29
  6. Step 6: Final answer
    x = 253,875.24

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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.