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Finding the Fourth Proportional to 349,296.08, 482,068.77 and 194,263.11

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Solution

The fourth proportional to 349,296.08, 482,068.77 and 194,263.11 is: 268,105.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,296.08 : 482,068.77 = 194,263.11 : x
  2. Step 2: Convert to fraction form
    349,296.08/482,068.77 = 194,263.11/x
  3. Step 3: Cross multiply
    349,296.08x = 482,068.77 × 194,263.11
  4. Step 4: Simplify right side
    349,296.08x = 93,648,177,765.59
  5. Step 5: Solve for x
    x = 93,648,177,765.59/349,296.08
  6. Step 6: Final answer
    x = 268,105.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.