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Finding the Fourth Proportional to 293,189.43, 404,567.28 and 164,134.97

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Solution

The fourth proportional to 293,189.43, 404,567.28 and 164,134.97 is: 226,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,189.43 : 404,567.28 = 164,134.97 : x
  2. Step 2: Convert to fraction form
    293,189.43/404,567.28 = 164,134.97/x
  3. Step 3: Cross multiply
    293,189.43x = 404,567.28 × 164,134.97
  4. Step 4: Simplify right side
    293,189.43x = 66,403,638,365.78
  5. Step 5: Solve for x
    x = 66,403,638,365.78/293,189.43
  6. Step 6: Final answer
    x = 226,487.15

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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.