Home / 403,837.25-605,734.00-123,332.63

Finding the Fourth Proportional to 403,837.25, 605,734.00 and 123,332.63

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Solution

The fourth proportional to 403,837.25, 605,734.00 and 123,332.63 is: 184,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,837.25 : 605,734.00 = 123,332.63 : x
  2. Step 2: Convert to fraction form
    403,837.25/605,734.00 = 123,332.63/x
  3. Step 3: Cross multiply
    403,837.25x = 605,734.00 × 123,332.63
  4. Step 4: Simplify right side
    403,837.25x = 74,706,763,963.42
  5. Step 5: Solve for x
    x = 74,706,763,963.42/403,837.25
  6. Step 6: Final answer
    x = 184,992.26

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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.