Home / 293,440.41-404,949.42-172,586.79

Finding the Fourth Proportional to 293,440.41, 404,949.42 and 172,586.79

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Solution

The fourth proportional to 293,440.41, 404,949.42 and 172,586.79 is: 238,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,440.41 : 404,949.42 = 172,586.79 : x
  2. Step 2: Convert to fraction form
    293,440.41/404,949.42 = 172,586.79/x
  3. Step 3: Cross multiply
    293,440.41x = 404,949.42 × 172,586.79
  4. Step 4: Simplify right side
    293,440.41x = 69,888,920,510.16
  5. Step 5: Solve for x
    x = 69,888,920,510.16/293,440.41
  6. Step 6: Final answer
    x = 238,170.74

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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.