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Finding the Fourth Proportional to 262,726.50, 362,562.99 and 149,549.26

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Solution

The fourth proportional to 262,726.50, 362,562.99 and 149,549.26 is: 206,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,726.50 : 362,562.99 = 149,549.26 : x
  2. Step 2: Convert to fraction form
    262,726.50/362,562.99 = 149,549.26/x
  3. Step 3: Cross multiply
    262,726.50x = 362,562.99 × 149,549.26
  4. Step 4: Simplify right side
    262,726.50x = 54,221,026,857.89
  5. Step 5: Solve for x
    x = 54,221,026,857.89/262,726.50
  6. Step 6: Final answer
    x = 206,378.22

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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.