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Finding the Fourth Proportional to 5,651.73, 7,799.76 and 5,199.75

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Solution

The fourth proportional to 5,651.73, 7,799.76 and 5,199.75 is: 7,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.73 : 7,799.76 = 5,199.75 : x
  2. Step 2: Convert to fraction form
    5,651.73/7,799.76 = 5,199.75/x
  3. Step 3: Cross multiply
    5,651.73x = 7,799.76 × 5,199.75
  4. Step 4: Simplify right side
    5,651.73x = 40,556,802.06
  5. Step 5: Solve for x
    x = 40,556,802.06/5,651.73
  6. Step 6: Final answer
    x = 7,176.00

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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.