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Finding the Fourth Proportional to 592,765.62, 889,241.03 and 193,313.49

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Solution

The fourth proportional to 592,765.62, 889,241.03 and 193,313.49 is: 290,000.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,765.62 : 889,241.03 = 193,313.49 : x
  2. Step 2: Convert to fraction form
    592,765.62/889,241.03 = 193,313.49/x
  3. Step 3: Cross multiply
    592,765.62x = 889,241.03 × 193,313.49
  4. Step 4: Simplify right side
    592,765.62x = 171,902,286,960.50
  5. Step 5: Solve for x
    x = 171,902,286,960.50/592,765.62
  6. Step 6: Final answer
    x = 290,000.43

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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.