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Finding the Fourth Proportional to 374,413.77, 516,633.26 and 213,248.27

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Solution

The fourth proportional to 374,413.77, 516,633.26 and 213,248.27 is: 294,249.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,413.77 : 516,633.26 = 213,248.27 : x
  2. Step 2: Convert to fraction form
    374,413.77/516,633.26 = 213,248.27/x
  3. Step 3: Cross multiply
    374,413.77x = 516,633.26 × 213,248.27
  4. Step 4: Simplify right side
    374,413.77x = 110,171,148,007.11
  5. Step 5: Solve for x
    x = 110,171,148,007.11/374,413.77
  6. Step 6: Final answer
    x = 294,249.73

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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.