Home / 635,299.92-876,728.03-348,821.14

Finding the Fourth Proportional to 635,299.92, 876,728.03 and 348,821.14

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Solution

The fourth proportional to 635,299.92, 876,728.03 and 348,821.14 is: 481,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,299.92 : 876,728.03 = 348,821.14 : x
  2. Step 2: Convert to fraction form
    635,299.92/876,728.03 = 348,821.14/x
  3. Step 3: Cross multiply
    635,299.92x = 876,728.03 × 348,821.14
  4. Step 4: Simplify right side
    635,299.92x = 305,821,270,894.55
  5. Step 5: Solve for x
    x = 305,821,270,894.55/635,299.92
  6. Step 6: Final answer
    x = 481,380.94

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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.