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Finding the Fourth Proportional to 270,179.34, 404,936.80 and 151,601.55

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Solution

The fourth proportional to 270,179.34, 404,936.80 and 151,601.55 is: 227,215.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,179.34 : 404,936.80 = 151,601.55 : x
  2. Step 2: Convert to fraction form
    270,179.34/404,936.80 = 151,601.55/x
  3. Step 3: Cross multiply
    270,179.34x = 404,936.80 × 151,601.55
  4. Step 4: Simplify right side
    270,179.34x = 61,389,046,532.04
  5. Step 5: Solve for x
    x = 61,389,046,532.04/270,179.34
  6. Step 6: Final answer
    x = 227,215.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.