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Finding the Fourth Proportional to 533,040.76, 799,003.86 and 252,223.48

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Solution

The fourth proportional to 533,040.76, 799,003.86 and 252,223.48 is: 378,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,040.76 : 799,003.86 = 252,223.48 : x
  2. Step 2: Convert to fraction form
    533,040.76/799,003.86 = 252,223.48/x
  3. Step 3: Cross multiply
    533,040.76x = 799,003.86 × 252,223.48
  4. Step 4: Simplify right side
    533,040.76x = 201,527,534,102.63
  5. Step 5: Solve for x
    x = 201,527,534,102.63/533,040.76
  6. Step 6: Final answer
    x = 378,071.53

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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.