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Finding the Fourth Proportional to 5,878.88, 8,818.92 and 2,370.09

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Solution

The fourth proportional to 5,878.88, 8,818.92 and 2,370.09 is: 3,555.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.88 : 8,818.92 = 2,370.09 : x
  2. Step 2: Convert to fraction form
    5,878.88/8,818.92 = 2,370.09/x
  3. Step 3: Cross multiply
    5,878.88x = 8,818.92 × 2,370.09
  4. Step 4: Simplify right side
    5,878.88x = 20,901,634.10
  5. Step 5: Solve for x
    x = 20,901,634.10/5,878.88
  6. Step 6: Final answer
    x = 3,555.38

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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.