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Finding the Fourth Proportional to 580,450.08, 800,994.16 and 322,343.41

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Solution

The fourth proportional to 580,450.08, 800,994.16 and 322,343.41 is: 444,818.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,450.08 : 800,994.16 = 322,343.41 : x
  2. Step 2: Convert to fraction form
    580,450.08/800,994.16 = 322,343.41/x
  3. Step 3: Cross multiply
    580,450.08x = 800,994.16 × 322,343.41
  4. Step 4: Simplify right side
    580,450.08x = 258,195,189,726.55
  5. Step 5: Solve for x
    x = 258,195,189,726.55/580,450.08
  6. Step 6: Final answer
    x = 444,818.94

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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.