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Finding the Fourth Proportional to 8,185.59, 11,296.23 and 4,648.83

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Solution

The fourth proportional to 8,185.59, 11,296.23 and 4,648.83 is: 6,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.59 : 11,296.23 = 4,648.83 : x
  2. Step 2: Convert to fraction form
    8,185.59/11,296.23 = 4,648.83/x
  3. Step 3: Cross multiply
    8,185.59x = 11,296.23 × 4,648.83
  4. Step 4: Simplify right side
    8,185.59x = 52,514,252.91
  5. Step 5: Solve for x
    x = 52,514,252.91/8,185.59
  6. Step 6: Final answer
    x = 6,415.45

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.