Home / 358,535.28-494,759.89-197,358.84

Finding the Fourth Proportional to 358,535.28, 494,759.89 and 197,358.84

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Solution

The fourth proportional to 358,535.28, 494,759.89 and 197,358.84 is: 272,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,535.28 : 494,759.89 = 197,358.84 : x
  2. Step 2: Convert to fraction form
    358,535.28/494,759.89 = 197,358.84/x
  3. Step 3: Cross multiply
    358,535.28x = 494,759.89 × 197,358.84
  4. Step 4: Simplify right side
    358,535.28x = 97,645,237,968.93
  5. Step 5: Solve for x
    x = 97,645,237,968.93/358,535.28
  6. Step 6: Final answer
    x = 272,344.85

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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.