Home / 537,983.20-806,974.80-163,957.60

Finding the Fourth Proportional to 537,983.20, 806,974.80 and 163,957.60

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Solution

The fourth proportional to 537,983.20, 806,974.80 and 163,957.60 is: 245,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,983.20 : 806,974.80 = 163,957.60 : x
  2. Step 2: Convert to fraction form
    537,983.20/806,974.80 = 163,957.60/x
  3. Step 3: Cross multiply
    537,983.20x = 806,974.80 × 163,957.60
  4. Step 4: Simplify right side
    537,983.20x = 132,309,651,468.48
  5. Step 5: Solve for x
    x = 132,309,651,468.48/537,983.20
  6. Step 6: Final answer
    x = 245,936.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.