Home / 335,977.68-463,641.20-192,728.56

Finding the Fourth Proportional to 335,977.68, 463,641.20 and 192,728.56

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Solution

The fourth proportional to 335,977.68, 463,641.20 and 192,728.56 is: 265,960.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,977.68 : 463,641.20 = 192,728.56 : x
  2. Step 2: Convert to fraction form
    335,977.68/463,641.20 = 192,728.56/x
  3. Step 3: Cross multiply
    335,977.68x = 463,641.20 × 192,728.56
  4. Step 4: Simplify right side
    335,977.68x = 89,356,900,832.67
  5. Step 5: Solve for x
    x = 89,356,900,832.67/335,977.68
  6. Step 6: Final answer
    x = 265,960.82

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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.