Home / 345,324.07-517,593.31-210,090.04

Finding the Fourth Proportional to 345,324.07, 517,593.31 and 210,090.04

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Solution

The fourth proportional to 345,324.07, 517,593.31 and 210,090.04 is: 314,896.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,324.07 : 517,593.31 = 210,090.04 : x
  2. Step 2: Convert to fraction form
    345,324.07/517,593.31 = 210,090.04/x
  3. Step 3: Cross multiply
    345,324.07x = 517,593.31 × 210,090.04
  4. Step 4: Simplify right side
    345,324.07x = 108,741,199,587.49
  5. Step 5: Solve for x
    x = 108,741,199,587.49/345,324.07
  6. Step 6: Final answer
    x = 314,896.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.