Home / 262,533.12-362,339.46-198,760.20

Finding the Fourth Proportional to 262,533.12, 362,339.46 and 198,760.20

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Solution

The fourth proportional to 262,533.12, 362,339.46 and 198,760.20 is: 274,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,533.12 : 362,339.46 = 198,760.20 : x
  2. Step 2: Convert to fraction form
    262,533.12/362,339.46 = 198,760.20/x
  3. Step 3: Cross multiply
    262,533.12x = 362,339.46 × 198,760.20
  4. Step 4: Simplify right side
    262,533.12x = 72,018,663,537.49
  5. Step 5: Solve for x
    x = 72,018,663,537.49/262,533.12
  6. Step 6: Final answer
    x = 274,322.20

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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.