Home / 293,527.20-405,144-273,581.76

Finding the Fourth Proportional to 293,527.20, 405,144 and 273,581.76

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Solution

The fourth proportional to 293,527.20, 405,144 and 273,581.76 is: 377,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,527.20 : 405,144 = 273,581.76 : x
  2. Step 2: Convert to fraction form
    293,527.20/405,144 = 273,581.76/x
  3. Step 3: Cross multiply
    293,527.20x = 405,144 × 273,581.76
  4. Step 4: Simplify right side
    293,527.20x = 110,840,008,573.44
  5. Step 5: Solve for x
    x = 110,840,008,573.44/293,527.20
  6. Step 6: Final answer
    x = 377,614.10

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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.