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Finding the Fourth Proportional to 296,059.91, 408,538.00 and 166,991.27

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Solution

The fourth proportional to 296,059.91, 408,538.00 and 166,991.27 is: 230,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,059.91 : 408,538.00 = 166,991.27 : x
  2. Step 2: Convert to fraction form
    296,059.91/408,538.00 = 166,991.27/x
  3. Step 3: Cross multiply
    296,059.91x = 408,538.00 × 166,991.27
  4. Step 4: Simplify right side
    296,059.91x = 68,222,280,397.00
  5. Step 5: Solve for x
    x = 68,222,280,397.00/296,059.91
  6. Step 6: Final answer
    x = 230,434.04

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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.