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Finding the Fourth Proportional to 531,892.44, 733,994.73 and 302,474.66

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Solution

The fourth proportional to 531,892.44, 733,994.73 and 302,474.66 is: 417,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,892.44 : 733,994.73 = 302,474.66 : x
  2. Step 2: Convert to fraction form
    531,892.44/733,994.73 = 302,474.66/x
  3. Step 3: Cross multiply
    531,892.44x = 733,994.73 × 302,474.66
  4. Step 4: Simplify right side
    531,892.44x = 222,014,802,728.57
  5. Step 5: Solve for x
    x = 222,014,802,728.57/531,892.44
  6. Step 6: Final answer
    x = 417,405.45

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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.