Home / 411,524.06-568,097.37-309,588.43

Finding the Fourth Proportional to 411,524.06, 568,097.37 and 309,588.43

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Solution

The fourth proportional to 411,524.06, 568,097.37 and 309,588.43 is: 427,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,524.06 : 568,097.37 = 309,588.43 : x
  2. Step 2: Convert to fraction form
    411,524.06/568,097.37 = 309,588.43/x
  3. Step 3: Cross multiply
    411,524.06x = 568,097.37 × 309,588.43
  4. Step 4: Simplify right side
    411,524.06x = 175,876,368,477.00
  5. Step 5: Solve for x
    x = 175,876,368,477.00/411,524.06
  6. Step 6: Final answer
    x = 427,378.10

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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.