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Finding the Fourth Proportional to 503,273.76, 753,822 and 236,634.72

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Solution

The fourth proportional to 503,273.76, 753,822 and 236,634.72 is: 354,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,273.76 : 753,822 = 236,634.72 : x
  2. Step 2: Convert to fraction form
    503,273.76/753,822 = 236,634.72/x
  3. Step 3: Cross multiply
    503,273.76x = 753,822 × 236,634.72
  4. Step 4: Simplify right side
    503,273.76x = 178,380,457,899.84
  5. Step 5: Solve for x
    x = 178,380,457,899.84/503,273.76
  6. Step 6: Final answer
    x = 354,440.21

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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.