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Finding the Fourth Proportional to 12,304.01, 18,447.06 and 4,906.25

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Solution

The fourth proportional to 12,304.01, 18,447.06 and 4,906.25 is: 7,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.01 : 18,447.06 = 4,906.25 : x
  2. Step 2: Convert to fraction form
    12,304.01/18,447.06 = 4,906.25/x
  3. Step 3: Cross multiply
    12,304.01x = 18,447.06 × 4,906.25
  4. Step 4: Simplify right side
    12,304.01x = 90,505,888.13
  5. Step 5: Solve for x
    x = 90,505,888.13/12,304.01
  6. Step 6: Final answer
    x = 7,355.80

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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.