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Finding the Fourth Proportional to 262,611.56, 362,705.70 and 191,310.44

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Solution

The fourth proportional to 262,611.56, 362,705.70 and 191,310.44 is: 264,228.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,611.56 : 362,705.70 = 191,310.44 : x
  2. Step 2: Convert to fraction form
    262,611.56/362,705.70 = 191,310.44/x
  3. Step 3: Cross multiply
    262,611.56x = 362,705.70 × 191,310.44
  4. Step 4: Simplify right side
    262,611.56x = 69,389,387,057.51
  5. Step 5: Solve for x
    x = 69,389,387,057.51/262,611.56
  6. Step 6: Final answer
    x = 264,228.23

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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.