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Finding the Fourth Proportional to 5,786.72, 8,677.44 and 2,498.24

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Solution

The fourth proportional to 5,786.72, 8,677.44 and 2,498.24 is: 3,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.72 : 8,677.44 = 2,498.24 : x
  2. Step 2: Convert to fraction form
    5,786.72/8,677.44 = 2,498.24/x
  3. Step 3: Cross multiply
    5,786.72x = 8,677.44 × 2,498.24
  4. Step 4: Simplify right side
    5,786.72x = 21,678,327.71
  5. Step 5: Solve for x
    x = 21,678,327.71/5,786.72
  6. Step 6: Final answer
    x = 3,746.22

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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.