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Finding the Fourth Proportional to 3,192.05, 4,788.33 and 852.07

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Solution

The fourth proportional to 3,192.05, 4,788.33 and 852.07 is: 1,278.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.05 : 4,788.33 = 852.07 : x
  2. Step 2: Convert to fraction form
    3,192.05/4,788.33 = 852.07/x
  3. Step 3: Cross multiply
    3,192.05x = 4,788.33 × 852.07
  4. Step 4: Simplify right side
    3,192.05x = 4,079,992.34
  5. Step 5: Solve for x
    x = 4,079,992.34/3,192.05
  6. Step 6: Final answer
    x = 1,278.17

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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.