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Finding the Fourth Proportional to 552,548.40, 828,822.60 and 548,611.80

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Solution

The fourth proportional to 552,548.40, 828,822.60 and 548,611.80 is: 822,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,548.40 : 828,822.60 = 548,611.80 : x
  2. Step 2: Convert to fraction form
    552,548.40/828,822.60 = 548,611.80/x
  3. Step 3: Cross multiply
    552,548.40x = 828,822.60 × 548,611.80
  4. Step 4: Simplify right side
    552,548.40x = 454,701,858,466.68
  5. Step 5: Solve for x
    x = 454,701,858,466.68/552,548.40
  6. Step 6: Final answer
    x = 822,917.70

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1.5x scale

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.