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Finding the Fourth Proportional to 545,900.51, 818,229.60 and 332,197.10

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Solution

The fourth proportional to 545,900.51, 818,229.60 and 332,197.10 is: 497,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,900.51 : 818,229.60 = 332,197.10 : x
  2. Step 2: Convert to fraction form
    545,900.51/818,229.60 = 332,197.10/x
  3. Step 3: Cross multiply
    545,900.51x = 818,229.60 × 332,197.10
  4. Step 4: Simplify right side
    545,900.51x = 271,813,499,231.37
  5. Step 5: Solve for x
    x = 271,813,499,231.37/545,900.51
  6. Step 6: Final answer
    x = 497,917.65

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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.