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Finding the Fourth Proportional to 244,530.30, 366,904.80 and 118,121.70

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Solution

The fourth proportional to 244,530.30, 366,904.80 and 118,121.70 is: 177,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,530.30 : 366,904.80 = 118,121.70 : x
  2. Step 2: Convert to fraction form
    244,530.30/366,904.80 = 118,121.70/x
  3. Step 3: Cross multiply
    244,530.30x = 366,904.80 × 118,121.70
  4. Step 4: Simplify right side
    244,530.30x = 43,339,418,714.16
  5. Step 5: Solve for x
    x = 43,339,418,714.16/244,530.30
  6. Step 6: Final answer
    x = 177,235.37

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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.