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Finding the Fourth Proportional to 593,086.53, 818,463.35 and 321,154.43

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Solution

The fourth proportional to 593,086.53, 818,463.35 and 321,154.43 is: 443,195.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,086.53 : 818,463.35 = 321,154.43 : x
  2. Step 2: Convert to fraction form
    593,086.53/818,463.35 = 321,154.43/x
  3. Step 3: Cross multiply
    593,086.53x = 818,463.35 × 321,154.43
  4. Step 4: Simplify right side
    593,086.53x = 262,853,131,959.57
  5. Step 5: Solve for x
    x = 262,853,131,959.57/593,086.53
  6. Step 6: Final answer
    x = 443,195.25

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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.