Home / 537,921.80-806,882.70-163,963.40

Finding the Fourth Proportional to 537,921.80, 806,882.70 and 163,963.40

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Solution

The fourth proportional to 537,921.80, 806,882.70 and 163,963.40 is: 245,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,921.80 : 806,882.70 = 163,963.40 : x
  2. Step 2: Convert to fraction form
    537,921.80/806,882.70 = 163,963.40/x
  3. Step 3: Cross multiply
    537,921.80x = 806,882.70 × 163,963.40
  4. Step 4: Simplify right side
    537,921.80x = 132,299,230,893.18
  5. Step 5: Solve for x
    x = 132,299,230,893.18/537,921.80
  6. Step 6: Final answer
    x = 245,945.10

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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.