Home / 355,952.20-491,214.24-194,807.17

Finding the Fourth Proportional to 355,952.20, 491,214.24 and 194,807.17

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Solution

The fourth proportional to 355,952.20, 491,214.24 and 194,807.17 is: 268,834.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,952.20 : 491,214.24 = 194,807.17 : x
  2. Step 2: Convert to fraction form
    355,952.20/491,214.24 = 194,807.17/x
  3. Step 3: Cross multiply
    355,952.20x = 491,214.24 × 194,807.17
  4. Step 4: Simplify right side
    355,952.20x = 95,692,055,958.10
  5. Step 5: Solve for x
    x = 95,692,055,958.10/355,952.20
  6. Step 6: Final answer
    x = 268,834.01

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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.