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Finding the Fourth Proportional to 204,249.76, 306,413.52 and 63,970.72

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Solution

The fourth proportional to 204,249.76, 306,413.52 and 63,970.72 is: 95,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,249.76 : 306,413.52 = 63,970.72 : x
  2. Step 2: Convert to fraction form
    204,249.76/306,413.52 = 63,970.72/x
  3. Step 3: Cross multiply
    204,249.76x = 306,413.52 × 63,970.72
  4. Step 4: Simplify right side
    204,249.76x = 19,601,493,492.13
  5. Step 5: Solve for x
    x = 19,601,493,492.13/204,249.76
  6. Step 6: Final answer
    x = 95,968.26

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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.