Home / 367,580.20-507,237.48-206,431.10

Finding the Fourth Proportional to 367,580.20, 507,237.48 and 206,431.10

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Solution

The fourth proportional to 367,580.20, 507,237.48 and 206,431.10 is: 284,861.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,580.20 : 507,237.48 = 206,431.10 : x
  2. Step 2: Convert to fraction form
    367,580.20/507,237.48 = 206,431.10/x
  3. Step 3: Cross multiply
    367,580.20x = 507,237.48 × 206,431.10
  4. Step 4: Simplify right side
    367,580.20x = 104,709,590,957.63
  5. Step 5: Solve for x
    x = 104,709,590,957.63/367,580.20
  6. Step 6: Final answer
    x = 284,861.89

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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.