Home / 358,327.74-494,504.01-197,194.44

Finding the Fourth Proportional to 358,327.74, 494,504.01 and 197,194.44

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Solution

The fourth proportional to 358,327.74, 494,504.01 and 197,194.44 is: 272,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,327.74 : 494,504.01 = 197,194.44 : x
  2. Step 2: Convert to fraction form
    358,327.74/494,504.01 = 197,194.44/x
  3. Step 3: Cross multiply
    358,327.74x = 494,504.01 × 197,194.44
  4. Step 4: Simplify right side
    358,327.74x = 97,513,441,329.70
  5. Step 5: Solve for x
    x = 97,513,441,329.70/358,327.74
  6. Step 6: Final answer
    x = 272,134.78

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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.