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Finding the Fourth Proportional to 262,705.66, 362,534.21 and 149,528.41

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Solution

The fourth proportional to 262,705.66, 362,534.21 and 149,528.41 is: 206,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,705.66 : 362,534.21 = 149,528.41 : x
  2. Step 2: Convert to fraction form
    262,705.66/362,534.21 = 149,528.41/x
  3. Step 3: Cross multiply
    262,705.66x = 362,534.21 × 149,528.41
  4. Step 4: Simplify right side
    262,705.66x = 54,209,163,991.91
  5. Step 5: Solve for x
    x = 54,209,163,991.91/262,705.66
  6. Step 6: Final answer
    x = 206,349.43

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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.