Home / 348,538.24-480,908.16-205,245.76

Finding the Fourth Proportional to 348,538.24, 480,908.16 and 205,245.76

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Solution

The fourth proportional to 348,538.24, 480,908.16 and 205,245.76 is: 283,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,538.24 : 480,908.16 = 205,245.76 : x
  2. Step 2: Convert to fraction form
    348,538.24/480,908.16 = 205,245.76/x
  3. Step 3: Cross multiply
    348,538.24x = 480,908.16 × 205,245.76
  4. Step 4: Simplify right side
    348,538.24x = 98,704,360,789.40
  5. Step 5: Solve for x
    x = 98,704,360,789.40/348,538.24
  6. Step 6: Final answer
    x = 283,195.21

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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.