Home / 348,319.20-480,724.98-205,092.57

Finding the Fourth Proportional to 348,319.20, 480,724.98 and 205,092.57

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Solution

The fourth proportional to 348,319.20, 480,724.98 and 205,092.57 is: 283,053.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,319.20 : 480,724.98 = 205,092.57 : x
  2. Step 2: Convert to fraction form
    348,319.20/480,724.98 = 205,092.57/x
  3. Step 3: Cross multiply
    348,319.20x = 480,724.98 × 205,092.57
  4. Step 4: Simplify right side
    348,319.20x = 98,593,121,611.40
  5. Step 5: Solve for x
    x = 98,593,121,611.40/348,319.20
  6. Step 6: Final answer
    x = 283,053.94

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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.