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Finding the Fourth Proportional to 593,132.73, 818,523.60 and 321,200.92

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Solution

The fourth proportional to 593,132.73, 818,523.60 and 321,200.92 is: 443,257.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,132.73 : 818,523.60 = 321,200.92 : x
  2. Step 2: Convert to fraction form
    593,132.73/818,523.60 = 321,200.92/x
  3. Step 3: Cross multiply
    593,132.73x = 818,523.60 × 321,200.92
  4. Step 4: Simplify right side
    593,132.73x = 262,910,531,315.40
  5. Step 5: Solve for x
    x = 262,910,531,315.40/593,132.73
  6. Step 6: Final answer
    x = 443,257.50

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1.5x scale

Why These Related Problems?

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