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Finding the Fourth Proportional to 196,473.62, 294,463.98 and 84,021.84

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Solution

The fourth proportional to 196,473.62, 294,463.98 and 84,021.84 is: 125,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,473.62 : 294,463.98 = 84,021.84 : x
  2. Step 2: Convert to fraction form
    196,473.62/294,463.98 = 84,021.84/x
  3. Step 3: Cross multiply
    196,473.62x = 294,463.98 × 84,021.84
  4. Step 4: Simplify right side
    196,473.62x = 24,741,405,413.32
  5. Step 5: Solve for x
    x = 24,741,405,413.32/196,473.62
  6. Step 6: Final answer
    x = 125,927.36

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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.