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Finding the Fourth Proportional to 293,003.64, 404,347.44 and 158,867.64

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Solution

The fourth proportional to 293,003.64, 404,347.44 and 158,867.64 is: 219,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,003.64 : 404,347.44 = 158,867.64 : x
  2. Step 2: Convert to fraction form
    293,003.64/404,347.44 = 158,867.64/x
  3. Step 3: Cross multiply
    293,003.64x = 404,347.44 × 158,867.64
  4. Step 4: Simplify right side
    293,003.64x = 64,237,723,532.84
  5. Step 5: Solve for x
    x = 64,237,723,532.84/293,003.64
  6. Step 6: Final answer
    x = 219,238.65

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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.