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Finding the Fourth Proportional to 1,859.08, 2,788.14 and 883.24

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Solution

The fourth proportional to 1,859.08, 2,788.14 and 883.24 is: 1,324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.08 : 2,788.14 = 883.24 : x
  2. Step 2: Convert to fraction form
    1,859.08/2,788.14 = 883.24/x
  3. Step 3: Cross multiply
    1,859.08x = 2,788.14 × 883.24
  4. Step 4: Simplify right side
    1,859.08x = 2,462,596.77
  5. Step 5: Solve for x
    x = 2,462,596.77/1,859.08
  6. Step 6: Final answer
    x = 1,324.63

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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.