Home / 436,665.02-654,775.97-199,804.73

Finding the Fourth Proportional to 436,665.02, 654,775.97 and 199,804.73

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Solution

The fourth proportional to 436,665.02, 654,775.97 and 199,804.73 is: 299,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,665.02 : 654,775.97 = 199,804.73 : x
  2. Step 2: Convert to fraction form
    436,665.02/654,775.97 = 199,804.73/x
  3. Step 3: Cross multiply
    436,665.02x = 654,775.97 × 199,804.73
  4. Step 4: Simplify right side
    436,665.02x = 130,827,331,623.44
  5. Step 5: Solve for x
    x = 130,827,331,623.44/436,665.02
  6. Step 6: Final answer
    x = 299,605.71

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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.