Home / 262,534.12-362,340.84-198,761.20

Finding the Fourth Proportional to 262,534.12, 362,340.84 and 198,761.20

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Solution

The fourth proportional to 262,534.12, 362,340.84 and 198,761.20 is: 274,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,534.12 : 362,340.84 = 198,761.20 : x
  2. Step 2: Convert to fraction form
    262,534.12/362,340.84 = 198,761.20/x
  3. Step 3: Cross multiply
    262,534.12x = 362,340.84 × 198,761.20
  4. Step 4: Simplify right side
    262,534.12x = 72,019,300,167.41
  5. Step 5: Solve for x
    x = 72,019,300,167.41/262,534.12
  6. Step 6: Final answer
    x = 274,323.58

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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.