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Finding the Fourth Proportional to 227,850.60, 341,119.80 and 139,277.10

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Solution

The fourth proportional to 227,850.60, 341,119.80 and 139,277.10 is: 208,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,850.60 : 341,119.80 = 139,277.10 : x
  2. Step 2: Convert to fraction form
    227,850.60/341,119.80 = 139,277.10/x
  3. Step 3: Cross multiply
    227,850.60x = 341,119.80 × 139,277.10
  4. Step 4: Simplify right side
    227,850.60x = 47,510,176,496.58
  5. Step 5: Solve for x
    x = 47,510,176,496.58/227,850.60
  6. Step 6: Final answer
    x = 208,514.60

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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.