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Finding the Fourth Proportional to 235,413.92, 324,942.36 and 160,006.16

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Solution

The fourth proportional to 235,413.92, 324,942.36 and 160,006.16 is: 220,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,413.92 : 324,942.36 = 160,006.16 : x
  2. Step 2: Convert to fraction form
    235,413.92/324,942.36 = 160,006.16/x
  3. Step 3: Cross multiply
    235,413.92x = 324,942.36 × 160,006.16
  4. Step 4: Simplify right side
    235,413.92x = 51,992,779,244.94
  5. Step 5: Solve for x
    x = 51,992,779,244.94/235,413.92
  6. Step 6: Final answer
    x = 220,856.86

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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.