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Finding the Fourth Proportional to 3,461.35, 5,191.26 and 995.62

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Solution

The fourth proportional to 3,461.35, 5,191.26 and 995.62 is: 1,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.35 : 5,191.26 = 995.62 : x
  2. Step 2: Convert to fraction form
    3,461.35/5,191.26 = 995.62/x
  3. Step 3: Cross multiply
    3,461.35x = 5,191.26 × 995.62
  4. Step 4: Simplify right side
    3,461.35x = 5,168,522.28
  5. Step 5: Solve for x
    x = 5,168,522.28/3,461.35
  6. Step 6: Final answer
    x = 1,493.21

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.