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Finding the Fourth Proportional to 363,593.06, 545,500.74 and 186,225.56

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Solution

The fourth proportional to 363,593.06, 545,500.74 and 186,225.56 is: 279,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,593.06 : 545,500.74 = 186,225.56 : x
  2. Step 2: Convert to fraction form
    363,593.06/545,500.74 = 186,225.56/x
  3. Step 3: Cross multiply
    363,593.06x = 545,500.74 × 186,225.56
  4. Step 4: Simplify right side
    363,593.06x = 101,586,180,786.91
  5. Step 5: Solve for x
    x = 101,586,180,786.91/363,593.06
  6. Step 6: Final answer
    x = 279,395.27

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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.