Home / 463,523.02-639,670.83-302,481.10

Finding the Fourth Proportional to 463,523.02, 639,670.83 and 302,481.10

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Solution

The fourth proportional to 463,523.02, 639,670.83 and 302,481.10 is: 417,429.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,523.02 : 639,670.83 = 302,481.10 : x
  2. Step 2: Convert to fraction form
    463,523.02/639,670.83 = 302,481.10/x
  3. Step 3: Cross multiply
    463,523.02x = 639,670.83 × 302,481.10
  4. Step 4: Simplify right side
    463,523.02x = 193,488,336,296.31
  5. Step 5: Solve for x
    x = 193,488,336,296.31/463,523.02
  6. Step 6: Final answer
    x = 417,429.83

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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.