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Finding the Fourth Proportional to 274,101.82, 411,199.61 and 94,178.62

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Solution

The fourth proportional to 274,101.82, 411,199.61 and 94,178.62 is: 141,284.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,101.82 : 411,199.61 = 94,178.62 : x
  2. Step 2: Convert to fraction form
    274,101.82/411,199.61 = 94,178.62/x
  3. Step 3: Cross multiply
    274,101.82x = 411,199.61 × 94,178.62
  4. Step 4: Simplify right side
    274,101.82x = 38,726,211,814.34
  5. Step 5: Solve for x
    x = 38,726,211,814.34/274,101.82
  6. Step 6: Final answer
    x = 141,284.04

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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.