Home / 265,179.24-397,768.89-218,333.70

Finding the Fourth Proportional to 265,179.24, 397,768.89 and 218,333.70

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Solution

The fourth proportional to 265,179.24, 397,768.89 and 218,333.70 is: 327,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,179.24 : 397,768.89 = 218,333.70 : x
  2. Step 2: Convert to fraction form
    265,179.24/397,768.89 = 218,333.70/x
  3. Step 3: Cross multiply
    265,179.24x = 397,768.89 × 218,333.70
  4. Step 4: Simplify right side
    265,179.24x = 86,846,353,498.59
  5. Step 5: Solve for x
    x = 86,846,353,498.59/265,179.24
  6. Step 6: Final answer
    x = 327,500.57

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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.