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Finding the Fourth Proportional to 346,930.52, 520,395.84 and 110,273.24

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Solution

The fourth proportional to 346,930.52, 520,395.84 and 110,273.24 is: 165,409.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,930.52 : 520,395.84 = 110,273.24 : x
  2. Step 2: Convert to fraction form
    346,930.52/520,395.84 = 110,273.24/x
  3. Step 3: Cross multiply
    346,930.52x = 520,395.84 × 110,273.24
  4. Step 4: Simplify right side
    346,930.52x = 57,385,735,359.32
  5. Step 5: Solve for x
    x = 57,385,735,359.32/346,930.52
  6. Step 6: Final answer
    x = 165,409.88

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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.