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Finding the Fourth Proportional to 565,583.80, 848,331.60 and 328,775.44

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Solution

The fourth proportional to 565,583.80, 848,331.60 and 328,775.44 is: 493,137.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,583.80 : 848,331.60 = 328,775.44 : x
  2. Step 2: Convert to fraction form
    565,583.80/848,331.60 = 328,775.44/x
  3. Step 3: Cross multiply
    565,583.80x = 848,331.60 × 328,775.44
  4. Step 4: Simplify right side
    565,583.80x = 278,910,595,055.90
  5. Step 5: Solve for x
    x = 278,910,595,055.90/565,583.80
  6. Step 6: Final answer
    x = 493,137.52

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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.