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Finding the Fourth Proportional to 262,653.31, 362,463.03 and 149,476.06

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Solution

The fourth proportional to 262,653.31, 362,463.03 and 149,476.06 is: 206,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,653.31 : 362,463.03 = 149,476.06 : x
  2. Step 2: Convert to fraction form
    262,653.31/362,463.03 = 149,476.06/x
  3. Step 3: Cross multiply
    262,653.31x = 362,463.03 × 149,476.06
  4. Step 4: Simplify right side
    262,653.31x = 54,179,545,620.06
  5. Step 5: Solve for x
    x = 54,179,545,620.06/262,653.31
  6. Step 6: Final answer
    x = 206,277.79

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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.