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Finding the Fourth Proportional to 5,653.16, 7,799.64 and 3,294.44

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Solution

The fourth proportional to 5,653.16, 7,799.64 and 3,294.44 is: 4,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.16 : 7,799.64 = 3,294.44 : x
  2. Step 2: Convert to fraction form
    5,653.16/7,799.64 = 3,294.44/x
  3. Step 3: Cross multiply
    5,653.16x = 7,799.64 × 3,294.44
  4. Step 4: Simplify right side
    5,653.16x = 25,695,442.43
  5. Step 5: Solve for x
    x = 25,695,442.43/5,653.16
  6. Step 6: Final answer
    x = 4,545.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.