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Finding the Fourth Proportional to 359,863.86, 536,886.11 and 323,993.82

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Solution

The fourth proportional to 359,863.86, 536,886.11 and 323,993.82 is: 483,371.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,863.86 : 536,886.11 = 323,993.82 : x
  2. Step 2: Convert to fraction form
    359,863.86/536,886.11 = 323,993.82/x
  3. Step 3: Cross multiply
    359,863.86x = 536,886.11 × 323,993.82
  4. Step 4: Simplify right side
    359,863.86x = 173,947,780,063.87
  5. Step 5: Solve for x
    x = 173,947,780,063.87/359,863.86
  6. Step 6: Final answer
    x = 483,371.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.