Home / 356,212.38-491,567.14-192,867.56

Finding the Fourth Proportional to 356,212.38, 491,567.14 and 192,867.56

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Solution

The fourth proportional to 356,212.38, 491,567.14 and 192,867.56 is: 266,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,212.38 : 491,567.14 = 192,867.56 : x
  2. Step 2: Convert to fraction form
    356,212.38/491,567.14 = 192,867.56/x
  3. Step 3: Cross multiply
    356,212.38x = 491,567.14 × 192,867.56
  4. Step 4: Simplify right side
    356,212.38x = 94,807,354,867.98
  5. Step 5: Solve for x
    x = 94,807,354,867.98/356,212.38
  6. Step 6: Final answer
    x = 266,154.01

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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.