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Finding the Fourth Proportional to 203,333.22, 305,019.54 and 63,054.18

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Solution

The fourth proportional to 203,333.22, 305,019.54 and 63,054.18 is: 94,587.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,333.22 : 305,019.54 = 63,054.18 : x
  2. Step 2: Convert to fraction form
    203,333.22/305,019.54 = 63,054.18/x
  3. Step 3: Cross multiply
    203,333.22x = 305,019.54 × 63,054.18
  4. Step 4: Simplify right side
    203,333.22x = 19,232,756,978.68
  5. Step 5: Solve for x
    x = 19,232,756,978.68/203,333.22
  6. Step 6: Final answer
    x = 94,587.38

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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.