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Finding the Fourth Proportional to 8,503.98, 11,735.27 and 4,727.06

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Solution

The fourth proportional to 8,503.98, 11,735.27 and 4,727.06 is: 6,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503.98 : 11,735.27 = 4,727.06 : x
  2. Step 2: Convert to fraction form
    8,503.98/11,735.27 = 4,727.06/x
  3. Step 3: Cross multiply
    8,503.98x = 11,735.27 × 4,727.06
  4. Step 4: Simplify right side
    8,503.98x = 55,473,243.09
  5. Step 5: Solve for x
    x = 55,473,243.09/8,503.98
  6. Step 6: Final answer
    x = 6,523.21

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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.