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Finding the Fourth Proportional to 335,601.74, 463,140.90 and 190,413.64

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Solution

The fourth proportional to 335,601.74, 463,140.90 and 190,413.64 is: 262,776.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,601.74 : 463,140.90 = 190,413.64 : x
  2. Step 2: Convert to fraction form
    335,601.74/463,140.90 = 190,413.64/x
  3. Step 3: Cross multiply
    335,601.74x = 463,140.90 × 190,413.64
  4. Step 4: Simplify right side
    335,601.74x = 88,188,344,601.88
  5. Step 5: Solve for x
    x = 88,188,344,601.88/335,601.74
  6. Step 6: Final answer
    x = 262,776.78

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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.