Home / 376,200.77-519,156.33-204,118.68

Finding the Fourth Proportional to 376,200.77, 519,156.33 and 204,118.68

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Solution

The fourth proportional to 376,200.77, 519,156.33 and 204,118.68 is: 281,683.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,200.77 : 519,156.33 = 204,118.68 : x
  2. Step 2: Convert to fraction form
    376,200.77/519,156.33 = 204,118.68/x
  3. Step 3: Cross multiply
    376,200.77x = 519,156.33 × 204,118.68
  4. Step 4: Simplify right side
    376,200.77x = 105,969,504,793.24
  5. Step 5: Solve for x
    x = 105,969,504,793.24/376,200.77
  6. Step 6: Final answer
    x = 281,683.38

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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.