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Finding the Fourth Proportional to 436,193.80, 654,096.30 and 169,865.80

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Solution

The fourth proportional to 436,193.80, 654,096.30 and 169,865.80 is: 254,723.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,193.80 : 654,096.30 = 169,865.80 : x
  2. Step 2: Convert to fraction form
    436,193.80/654,096.30 = 169,865.80/x
  3. Step 3: Cross multiply
    436,193.80x = 654,096.30 × 169,865.80
  4. Step 4: Simplify right side
    436,193.80x = 111,108,591,276.54
  5. Step 5: Solve for x
    x = 111,108,591,276.54/436,193.80
  6. Step 6: Final answer
    x = 254,723.00

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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.