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Finding the Fourth Proportional to 592,900.20, 818,202.53 and 320,968.09

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Solution

The fourth proportional to 592,900.20, 818,202.53 and 320,968.09 is: 442,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,900.20 : 818,202.53 = 320,968.09 : x
  2. Step 2: Convert to fraction form
    592,900.20/818,202.53 = 320,968.09/x
  3. Step 3: Cross multiply
    592,900.20x = 818,202.53 × 320,968.09
  4. Step 4: Simplify right side
    592,900.20x = 262,616,903,287.27
  5. Step 5: Solve for x
    x = 262,616,903,287.27/592,900.20
  6. Step 6: Final answer
    x = 442,936.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.