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Finding the Fourth Proportional to 293,094.64, 404,473.32 and 172,238.56

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Solution

The fourth proportional to 293,094.64, 404,473.32 and 172,238.56 is: 237,690.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,094.64 : 404,473.32 = 172,238.56 : x
  2. Step 2: Convert to fraction form
    293,094.64/404,473.32 = 172,238.56/x
  3. Step 3: Cross multiply
    293,094.64x = 404,473.32 × 172,238.56
  4. Step 4: Simplify right side
    293,094.64x = 69,665,902,195.22
  5. Step 5: Solve for x
    x = 69,665,902,195.22/293,094.64
  6. Step 6: Final answer
    x = 237,690.81

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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.