Home / 348,865.20-481,496.67-205,616.70

Finding the Fourth Proportional to 348,865.20, 481,496.67 and 205,616.70

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Solution

The fourth proportional to 348,865.20, 481,496.67 and 205,616.70 is: 283,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,865.20 : 481,496.67 = 205,616.70 : x
  2. Step 2: Convert to fraction form
    348,865.20/481,496.67 = 205,616.70/x
  3. Step 3: Cross multiply
    348,865.20x = 481,496.67 × 205,616.70
  4. Step 4: Simplify right side
    348,865.20x = 99,003,756,346.39
  5. Step 5: Solve for x
    x = 99,003,756,346.39/348,865.20
  6. Step 6: Final answer
    x = 283,788.00

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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.