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Finding the Fourth Proportional to 324,413.71, 447,703.73 and 186,592.42

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Solution

The fourth proportional to 324,413.71, 447,703.73 and 186,592.42 is: 257,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,413.71 : 447,703.73 = 186,592.42 : x
  2. Step 2: Convert to fraction form
    324,413.71/447,703.73 = 186,592.42/x
  3. Step 3: Cross multiply
    324,413.71x = 447,703.73 × 186,592.42
  4. Step 4: Simplify right side
    324,413.71x = 83,538,120,721.37
  5. Step 5: Solve for x
    x = 83,538,120,721.37/324,413.71
  6. Step 6: Final answer
    x = 257,504.90

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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.