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Finding the Fourth Proportional to 7,998.01, 11,037.93 and 4,413.30

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Solution

The fourth proportional to 7,998.01, 11,037.93 and 4,413.30 is: 6,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.01 : 11,037.93 = 4,413.30 : x
  2. Step 2: Convert to fraction form
    7,998.01/11,037.93 = 4,413.30/x
  3. Step 3: Cross multiply
    7,998.01x = 11,037.93 × 4,413.30
  4. Step 4: Simplify right side
    7,998.01x = 48,713,696.47
  5. Step 5: Solve for x
    x = 48,713,696.47/7,998.01
  6. Step 6: Final answer
    x = 6,090.73

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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.