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Finding the Fourth Proportional to 240,486.53, 331,881.20 and 133,054.82

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Solution

The fourth proportional to 240,486.53, 331,881.20 and 133,054.82 is: 183,621.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,486.53 : 331,881.20 = 133,054.82 : x
  2. Step 2: Convert to fraction form
    240,486.53/331,881.20 = 133,054.82/x
  3. Step 3: Cross multiply
    240,486.53x = 331,881.20 × 133,054.82
  4. Step 4: Simplify right side
    240,486.53x = 44,158,392,662.11
  5. Step 5: Solve for x
    x = 44,158,392,662.11/240,486.53
  6. Step 6: Final answer
    x = 183,621.06

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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.