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Finding the Fourth Proportional to 592,975.79, 818,313 and 321,049.34

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Solution

The fourth proportional to 592,975.79, 818,313 and 321,049.34 is: 443,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,975.79 : 818,313 = 321,049.34 : x
  2. Step 2: Convert to fraction form
    592,975.79/818,313 = 321,049.34/x
  3. Step 3: Cross multiply
    592,975.79x = 818,313 × 321,049.34
  4. Step 4: Simplify right side
    592,975.79x = 262,718,848,563.42
  5. Step 5: Solve for x
    x = 262,718,848,563.42/592,975.79
  6. Step 6: Final answer
    x = 443,051.56

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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.