Home / 261,983.22-393,249.64-232,188.06

Finding the Fourth Proportional to 261,983.22, 393,249.64 and 232,188.06

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Solution

The fourth proportional to 261,983.22, 393,249.64 and 232,188.06 is: 348,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,983.22 : 393,249.64 = 232,188.06 : x
  2. Step 2: Convert to fraction form
    261,983.22/393,249.64 = 232,188.06/x
  3. Step 3: Cross multiply
    261,983.22x = 393,249.64 × 232,188.06
  4. Step 4: Simplify right side
    261,983.22x = 91,307,871,007.30
  5. Step 5: Solve for x
    x = 91,307,871,007.30/261,983.22
  6. Step 6: Final answer
    x = 348,525.65

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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.