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Finding the Fourth Proportional to 532,842.52, 799,579 and 196,119.66

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Solution

The fourth proportional to 532,842.52, 799,579 and 196,119.66 is: 294,295.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,842.52 : 799,579 = 196,119.66 : x
  2. Step 2: Convert to fraction form
    532,842.52/799,579 = 196,119.66/x
  3. Step 3: Cross multiply
    532,842.52x = 799,579 × 196,119.66
  4. Step 4: Simplify right side
    532,842.52x = 156,813,161,623.14
  5. Step 5: Solve for x
    x = 156,813,161,623.14/532,842.52
  6. Step 6: Final answer
    x = 294,295.51

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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.