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Finding the Fourth Proportional to 235,410, 353,270.52 and 110,760.72

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Solution

The fourth proportional to 235,410, 353,270.52 and 110,760.72 is: 166,214.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,410 : 353,270.52 = 110,760.72 : x
  2. Step 2: Convert to fraction form
    235,410/353,270.52 = 110,760.72/x
  3. Step 3: Cross multiply
    235,410x = 353,270.52 × 110,760.72
  4. Step 4: Simplify right side
    235,410x = 39,128,497,149.97
  5. Step 5: Solve for x
    x = 39,128,497,149.97/235,410
  6. Step 6: Final answer
    x = 166,214.25

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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.