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Finding the Fourth Proportional to 341,179.57, 511,681.74 and 101,236.72

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Solution

The fourth proportional to 341,179.57, 511,681.74 and 101,236.72 is: 151,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,179.57 : 511,681.74 = 101,236.72 : x
  2. Step 2: Convert to fraction form
    341,179.57/511,681.74 = 101,236.72/x
  3. Step 3: Cross multiply
    341,179.57x = 511,681.74 × 101,236.72
  4. Step 4: Simplify right side
    341,179.57x = 51,800,982,856.62
  5. Step 5: Solve for x
    x = 51,800,982,856.62/341,179.57
  6. Step 6: Final answer
    x = 151,829.09

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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.