Home / 537,972.40-806,872.20-163,908.40

Finding the Fourth Proportional to 537,972.40, 806,872.20 and 163,908.40

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Solution

The fourth proportional to 537,972.40, 806,872.20 and 163,908.40 is: 245,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,972.40 : 806,872.20 = 163,908.40 : x
  2. Step 2: Convert to fraction form
    537,972.40/806,872.20 = 163,908.40/x
  3. Step 3: Cross multiply
    537,972.40x = 806,872.20 × 163,908.40
  4. Step 4: Simplify right side
    537,972.40x = 132,253,131,306.48
  5. Step 5: Solve for x
    x = 132,253,131,306.48/537,972.40
  6. Step 6: Final answer
    x = 245,836.28

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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.