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Finding the Fourth Proportional to 552,002.55, 828,003.83 and 548,503.35

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Solution

The fourth proportional to 552,002.55, 828,003.83 and 548,503.35 is: 822,755.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,002.55 : 828,003.83 = 548,503.35 : x
  2. Step 2: Convert to fraction form
    552,002.55/828,003.83 = 548,503.35/x
  3. Step 3: Cross multiply
    552,002.55x = 828,003.83 × 548,503.35
  4. Step 4: Simplify right side
    552,002.55x = 454,162,871,825.31
  5. Step 5: Solve for x
    x = 454,162,871,825.31/552,002.55
  6. Step 6: Final answer
    x = 822,755.03

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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.