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Finding the Fourth Proportional to 423,105.87, 583,937.75 and 241,825.44

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Solution

The fourth proportional to 423,105.87, 583,937.75 and 241,825.44 is: 333,748.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,105.87 : 583,937.75 = 241,825.44 : x
  2. Step 2: Convert to fraction form
    423,105.87/583,937.75 = 241,825.44/x
  3. Step 3: Cross multiply
    423,105.87x = 583,937.75 × 241,825.44
  4. Step 4: Simplify right side
    423,105.87x = 141,211,003,930.92
  5. Step 5: Solve for x
    x = 141,211,003,930.92/423,105.87
  6. Step 6: Final answer
    x = 333,748.63

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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.