Home / 239,968.80-330,382.08-197,454.24

Finding the Fourth Proportional to 239,968.80, 330,382.08 and 197,454.24

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Solution

The fourth proportional to 239,968.80, 330,382.08 and 197,454.24 is: 271,849.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,968.80 : 330,382.08 = 197,454.24 : x
  2. Step 2: Convert to fraction form
    239,968.80/330,382.08 = 197,454.24/x
  3. Step 3: Cross multiply
    239,968.80x = 330,382.08 × 197,454.24
  4. Step 4: Simplify right side
    239,968.80x = 65,235,342,516.02
  5. Step 5: Solve for x
    x = 65,235,342,516.02/239,968.80
  6. Step 6: Final answer
    x = 271,849.27

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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.