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Finding the Fourth Proportional to 11,071.92, 16,607.88 and 7,598.64

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Solution

The fourth proportional to 11,071.92, 16,607.88 and 7,598.64 is: 11,397.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071.92 : 16,607.88 = 7,598.64 : x
  2. Step 2: Convert to fraction form
    11,071.92/16,607.88 = 7,598.64/x
  3. Step 3: Cross multiply
    11,071.92x = 16,607.88 × 7,598.64
  4. Step 4: Simplify right side
    11,071.92x = 126,197,301.28
  5. Step 5: Solve for x
    x = 126,197,301.28/11,071.92
  6. Step 6: Final answer
    x = 11,397.96

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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.