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Finding the Fourth Proportional to 592,812.49, 889,311.69 and 193,361.04

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Solution

The fourth proportional to 592,812.49, 889,311.69 and 193,361.04 is: 290,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,812.49 : 889,311.69 = 193,361.04 : x
  2. Step 2: Convert to fraction form
    592,812.49/889,311.69 = 193,361.04/x
  3. Step 3: Cross multiply
    592,812.49x = 889,311.69 × 193,361.04
  4. Step 4: Simplify right side
    592,812.49x = 171,958,233,262.56
  5. Step 5: Solve for x
    x = 171,958,233,262.56/592,812.49
  6. Step 6: Final answer
    x = 290,071.88

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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.