Home / 635,422.13-876,882.54-348,947.00

Finding the Fourth Proportional to 635,422.13, 876,882.54 and 348,947.00

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Solution

The fourth proportional to 635,422.13, 876,882.54 and 348,947.00 is: 481,546.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,422.13 : 876,882.54 = 348,947.00 : x
  2. Step 2: Convert to fraction form
    635,422.13/876,882.54 = 348,947.00/x
  3. Step 3: Cross multiply
    635,422.13x = 876,882.54 × 348,947.00
  4. Step 4: Simplify right side
    635,422.13x = 305,985,527,300.97
  5. Step 5: Solve for x
    x = 305,985,527,300.97/635,422.13
  6. Step 6: Final answer
    x = 481,546.86

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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.