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Finding the Fourth Proportional to 293,448.41, 404,960.49 and 172,594.79

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Solution

The fourth proportional to 293,448.41, 404,960.49 and 172,594.79 is: 238,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,448.41 : 404,960.49 = 172,594.79 : x
  2. Step 2: Convert to fraction form
    293,448.41/404,960.49 = 172,594.79/x
  3. Step 3: Cross multiply
    293,448.41x = 404,960.49 × 172,594.79
  4. Step 4: Simplify right side
    293,448.41x = 69,894,070,729.85
  5. Step 5: Solve for x
    x = 69,894,070,729.85/293,448.41
  6. Step 6: Final answer
    x = 238,181.80

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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.