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Finding the Fourth Proportional to 262,706.66, 362,535.59 and 149,529.41

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Solution

The fourth proportional to 262,706.66, 362,535.59 and 149,529.41 is: 206,350.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,706.66 : 362,535.59 = 149,529.41 : x
  2. Step 2: Convert to fraction form
    262,706.66/362,535.59 = 149,529.41/x
  3. Step 3: Cross multiply
    262,706.66x = 362,535.59 × 149,529.41
  4. Step 4: Simplify right side
    262,706.66x = 54,209,732,876.70
  5. Step 5: Solve for x
    x = 54,209,732,876.70/262,706.66
  6. Step 6: Final answer
    x = 206,350.81

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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.