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Finding the Fourth Proportional to 6,316.59, 9,474.89 and 1,699.59

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Solution

The fourth proportional to 6,316.59, 9,474.89 and 1,699.59 is: 2,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.59 : 9,474.89 = 1,699.59 : x
  2. Step 2: Convert to fraction form
    6,316.59/9,474.89 = 1,699.59/x
  3. Step 3: Cross multiply
    6,316.59x = 9,474.89 × 1,699.59
  4. Step 4: Simplify right side
    6,316.59x = 16,103,419.80
  5. Step 5: Solve for x
    x = 16,103,419.80/6,316.59
  6. Step 6: Final answer
    x = 2,549.39

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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.