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Finding the Fourth Proportional to 262,586.88, 362,371.39 and 149,409.63

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Solution

The fourth proportional to 262,586.88, 362,371.39 and 149,409.63 is: 206,186.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,586.88 : 362,371.39 = 149,409.63 : x
  2. Step 2: Convert to fraction form
    262,586.88/362,371.39 = 149,409.63/x
  3. Step 3: Cross multiply
    262,586.88x = 362,371.39 × 149,409.63
  4. Step 4: Simplify right side
    262,586.88x = 54,141,774,928.96
  5. Step 5: Solve for x
    x = 54,141,774,928.96/262,586.88
  6. Step 6: Final answer
    x = 206,186.14

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1.5x scale

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.