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Finding the Fourth Proportional to 655,863.75, 983,795.63 and 182,561.45

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Solution

The fourth proportional to 655,863.75, 983,795.63 and 182,561.45 is: 273,842.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,863.75 : 983,795.63 = 182,561.45 : x
  2. Step 2: Convert to fraction form
    655,863.75/983,795.63 = 182,561.45/x
  3. Step 3: Cross multiply
    655,863.75x = 983,795.63 × 182,561.45
  4. Step 4: Simplify right side
    655,863.75x = 179,603,150,884.68
  5. Step 5: Solve for x
    x = 179,603,150,884.68/655,863.75
  6. Step 6: Final answer
    x = 273,842.17

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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.