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Finding the Fourth Proportional to 292,022.70, 437,791.05 and 123,672.30

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Solution

The fourth proportional to 292,022.70, 437,791.05 and 123,672.30 is: 185,405.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,022.70 : 437,791.05 = 123,672.30 : x
  2. Step 2: Convert to fraction form
    292,022.70/437,791.05 = 123,672.30/x
  3. Step 3: Cross multiply
    292,022.70x = 437,791.05 × 123,672.30
  4. Step 4: Simplify right side
    292,022.70x = 54,142,626,072.92
  5. Step 5: Solve for x
    x = 54,142,626,072.92/292,022.70
  6. Step 6: Final answer
    x = 185,405.54

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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.