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Finding the Fourth Proportional to 291,270.52, 401,906.37 and 183,898.54

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Solution

The fourth proportional to 291,270.52, 401,906.37 and 183,898.54 is: 253,750.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,270.52 : 401,906.37 = 183,898.54 : x
  2. Step 2: Convert to fraction form
    291,270.52/401,906.37 = 183,898.54/x
  3. Step 3: Cross multiply
    291,270.52x = 401,906.37 × 183,898.54
  4. Step 4: Simplify right side
    291,270.52x = 73,909,994,659.70
  5. Step 5: Solve for x
    x = 73,909,994,659.70/291,270.52
  6. Step 6: Final answer
    x = 253,750.34

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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.