Home / 298,747.08-412,265.78-162,782.14

Finding the Fourth Proportional to 298,747.08, 412,265.78 and 162,782.14

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Solution

The fourth proportional to 298,747.08, 412,265.78 and 162,782.14 is: 224,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,747.08 : 412,265.78 = 162,782.14 : x
  2. Step 2: Convert to fraction form
    298,747.08/412,265.78 = 162,782.14/x
  3. Step 3: Cross multiply
    298,747.08x = 412,265.78 × 162,782.14
  4. Step 4: Simplify right side
    298,747.08x = 67,109,505,917.17
  5. Step 5: Solve for x
    x = 67,109,505,917.17/298,747.08
  6. Step 6: Final answer
    x = 224,636.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.