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Finding the Fourth Proportional to 8,798.72, 13,198.01 and 5,856.26

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Solution

The fourth proportional to 8,798.72, 13,198.01 and 5,856.26 is: 8,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.72 : 13,198.01 = 5,856.26 : x
  2. Step 2: Convert to fraction form
    8,798.72/13,198.01 = 5,856.26/x
  3. Step 3: Cross multiply
    8,798.72x = 13,198.01 × 5,856.26
  4. Step 4: Simplify right side
    8,798.72x = 77,290,882.77
  5. Step 5: Solve for x
    x = 77,290,882.77/8,798.72
  6. Step 6: Final answer
    x = 8,784.34

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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.