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Finding the Fourth Proportional to 262,612.56, 362,707.08 and 191,311.44

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Solution

The fourth proportional to 262,612.56, 362,707.08 and 191,311.44 is: 264,229.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,612.56 : 362,707.08 = 191,311.44 : x
  2. Step 2: Convert to fraction form
    262,612.56/362,707.08 = 191,311.44/x
  3. Step 3: Cross multiply
    262,612.56x = 362,707.08 × 191,311.44
  4. Step 4: Simplify right side
    262,612.56x = 69,390,013,773.00
  5. Step 5: Solve for x
    x = 69,390,013,773.00/262,612.56
  6. Step 6: Final answer
    x = 264,229.61

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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.