Home / 360,996.32-541,137.28-171,123.20

Finding the Fourth Proportional to 360,996.32, 541,137.28 and 171,123.20

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Solution

The fourth proportional to 360,996.32, 541,137.28 and 171,123.20 is: 256,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,996.32 : 541,137.28 = 171,123.20 : x
  2. Step 2: Convert to fraction form
    360,996.32/541,137.28 = 171,123.20/x
  3. Step 3: Cross multiply
    360,996.32x = 541,137.28 × 171,123.20
  4. Step 4: Simplify right side
    360,996.32x = 92,601,142,992.90
  5. Step 5: Solve for x
    x = 92,601,142,992.90/360,996.32
  6. Step 6: Final answer
    x = 256,515.48

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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.