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Finding the Fourth Proportional to 552,003.80, 828,005.70 and 548,504.60

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Solution

The fourth proportional to 552,003.80, 828,005.70 and 548,504.60 is: 822,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,003.80 : 828,005.70 = 548,504.60 : x
  2. Step 2: Convert to fraction form
    552,003.80/828,005.70 = 548,504.60/x
  3. Step 3: Cross multiply
    552,003.80x = 828,005.70 × 548,504.60
  4. Step 4: Simplify right side
    552,003.80x = 454,164,935,276.22
  5. Step 5: Solve for x
    x = 454,164,935,276.22/552,003.80
  6. Step 6: Final answer
    x = 822,756.90

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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.