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Finding the Fourth Proportional to 262,763.87, 362,614.12 and 141,905.15

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Solution

The fourth proportional to 262,763.87, 362,614.12 and 141,905.15 is: 195,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,763.87 : 362,614.12 = 141,905.15 : x
  2. Step 2: Convert to fraction form
    262,763.87/362,614.12 = 141,905.15/x
  3. Step 3: Cross multiply
    262,763.87x = 362,614.12 × 141,905.15
  4. Step 4: Simplify right side
    262,763.87x = 51,456,808,922.88
  5. Step 5: Solve for x
    x = 51,456,808,922.88/262,763.87
  6. Step 6: Final answer
    x = 195,829.09

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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.