Home / 367,579.20-507,236.10-206,430.10

Finding the Fourth Proportional to 367,579.20, 507,236.10 and 206,430.10

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Solution

The fourth proportional to 367,579.20, 507,236.10 and 206,430.10 is: 284,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,579.20 : 507,236.10 = 206,430.10 : x
  2. Step 2: Convert to fraction form
    367,579.20/507,236.10 = 206,430.10/x
  3. Step 3: Cross multiply
    367,579.20x = 507,236.10 × 206,430.10
  4. Step 4: Simplify right side
    367,579.20x = 104,708,798,846.61
  5. Step 5: Solve for x
    x = 104,708,798,846.61/367,579.20
  6. Step 6: Final answer
    x = 284,860.51

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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.