Home / 490,836.41-736,249.10-191,527.23

Finding the Fourth Proportional to 490,836.41, 736,249.10 and 191,527.23

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Solution

The fourth proportional to 490,836.41, 736,249.10 and 191,527.23 is: 287,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,836.41 : 736,249.10 = 191,527.23 : x
  2. Step 2: Convert to fraction form
    490,836.41/736,249.10 = 191,527.23/x
  3. Step 3: Cross multiply
    490,836.41x = 736,249.10 × 191,527.23
  4. Step 4: Simplify right side
    490,836.41x = 141,011,752,516.29
  5. Step 5: Solve for x
    x = 141,011,752,516.29/490,836.41
  6. Step 6: Final answer
    x = 287,288.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.