Home / 356,220.33-491,580.37-192,874.04

Finding the Fourth Proportional to 356,220.33, 491,580.37 and 192,874.04

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Solution

The fourth proportional to 356,220.33, 491,580.37 and 192,874.04 is: 266,164.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,220.33 : 491,580.37 = 192,874.04 : x
  2. Step 2: Convert to fraction form
    356,220.33/491,580.37 = 192,874.04/x
  3. Step 3: Cross multiply
    356,220.33x = 491,580.37 × 192,874.04
  4. Step 4: Simplify right side
    356,220.33x = 94,813,091,573.21
  5. Step 5: Solve for x
    x = 94,813,091,573.21/356,220.33
  6. Step 6: Final answer
    x = 266,164.18

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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.