Home / 358,190.20-494,298.88-197,045.44

Finding the Fourth Proportional to 358,190.20, 494,298.88 and 197,045.44

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Solution

The fourth proportional to 358,190.20, 494,298.88 and 197,045.44 is: 271,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,190.20 : 494,298.88 = 197,045.44 : x
  2. Step 2: Convert to fraction form
    358,190.20/494,298.88 = 197,045.44/x
  3. Step 3: Cross multiply
    358,190.20x = 494,298.88 × 197,045.44
  4. Step 4: Simplify right side
    358,190.20x = 97,399,340,301.11
  5. Step 5: Solve for x
    x = 97,399,340,301.11/358,190.20
  6. Step 6: Final answer
    x = 271,920.73

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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.