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Finding the Fourth Proportional to 198,633.42, 297,950.01 and 58,392.06

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Solution

The fourth proportional to 198,633.42, 297,950.01 and 58,392.06 is: 87,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,633.42 : 297,950.01 = 58,392.06 : x
  2. Step 2: Convert to fraction form
    198,633.42/297,950.01 = 58,392.06/x
  3. Step 3: Cross multiply
    198,633.42x = 297,950.01 × 58,392.06
  4. Step 4: Simplify right side
    198,633.42x = 17,397,914,860.92
  5. Step 5: Solve for x
    x = 17,397,914,860.92/198,633.42
  6. Step 6: Final answer
    x = 87,588.05

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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.