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Finding the Fourth Proportional to 593,168.54, 818,562.46 and 321,234.23

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Solution

The fourth proportional to 593,168.54, 818,562.46 and 321,234.23 is: 443,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,168.54 : 818,562.46 = 321,234.23 : x
  2. Step 2: Convert to fraction form
    593,168.54/818,562.46 = 321,234.23/x
  3. Step 3: Cross multiply
    593,168.54x = 818,562.46 × 321,234.23
  4. Step 4: Simplify right side
    593,168.54x = 262,950,281,545.01
  5. Step 5: Solve for x
    x = 262,950,281,545.01/593,168.54
  6. Step 6: Final answer
    x = 443,297.75

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Double scale
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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.