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Finding the Fourth Proportional to 234,833.72, 351,807.71 and 181,984.86

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Solution

The fourth proportional to 234,833.72, 351,807.71 and 181,984.86 is: 272,634.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,833.72 : 351,807.71 = 181,984.86 : x
  2. Step 2: Convert to fraction form
    234,833.72/351,807.71 = 181,984.86/x
  3. Step 3: Cross multiply
    234,833.72x = 351,807.71 × 181,984.86
  4. Step 4: Simplify right side
    234,833.72x = 64,023,675,941.35
  5. Step 5: Solve for x
    x = 64,023,675,941.35/234,833.72
  6. Step 6: Final answer
    x = 272,634.09

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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.