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Finding the Fourth Proportional to 30,304.67, 41,804.79 and 17,722.13

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Solution

The fourth proportional to 30,304.67, 41,804.79 and 17,722.13 is: 24,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.67 : 41,804.79 = 17,722.13 : x
  2. Step 2: Convert to fraction form
    30,304.67/41,804.79 = 17,722.13/x
  3. Step 3: Cross multiply
    30,304.67x = 41,804.79 × 17,722.13
  4. Step 4: Simplify right side
    30,304.67x = 740,869,923.00
  5. Step 5: Solve for x
    x = 740,869,923.00/30,304.67
  6. Step 6: Final answer
    x = 24,447.38

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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.