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Finding the Fourth Proportional to 8,588.90, 11,853.78 and 5,052.44

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Solution

The fourth proportional to 8,588.90, 11,853.78 and 5,052.44 is: 6,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.90 : 11,853.78 = 5,052.44 : x
  2. Step 2: Convert to fraction form
    8,588.90/11,853.78 = 5,052.44/x
  3. Step 3: Cross multiply
    8,588.90x = 11,853.78 × 5,052.44
  4. Step 4: Simplify right side
    8,588.90x = 59,890,512.22
  5. Step 5: Solve for x
    x = 59,890,512.22/8,588.90
  6. Step 6: Final answer
    x = 6,973.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.