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Finding the Fourth Proportional to 590,958.57, 886,578.19 and 191,599.61

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Solution

The fourth proportional to 590,958.57, 886,578.19 and 191,599.61 is: 287,444.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,958.57 : 886,578.19 = 191,599.61 : x
  2. Step 2: Convert to fraction form
    590,958.57/886,578.19 = 191,599.61/x
  3. Step 3: Cross multiply
    590,958.57x = 886,578.19 × 191,599.61
  4. Step 4: Simplify right side
    590,958.57x = 169,868,037,175.95
  5. Step 5: Solve for x
    x = 169,868,037,175.95/590,958.57
  6. Step 6: Final answer
    x = 287,444.92

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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.