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Finding the Fourth Proportional to 267,553.14, 401,460.39 and 117,774.60

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Solution

The fourth proportional to 267,553.14, 401,460.39 and 117,774.60 is: 176,719.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,553.14 : 401,460.39 = 117,774.60 : x
  2. Step 2: Convert to fraction form
    267,553.14/401,460.39 = 117,774.60/x
  3. Step 3: Cross multiply
    267,553.14x = 401,460.39 × 117,774.60
  4. Step 4: Simplify right side
    267,553.14x = 47,281,836,848.09
  5. Step 5: Solve for x
    x = 47,281,836,848.09/267,553.14
  6. Step 6: Final answer
    x = 176,719.42

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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.