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Finding the Fourth Proportional to 589,375.83, 813,406.05 and 327,757.24

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Solution

The fourth proportional to 589,375.83, 813,406.05 and 327,757.24 is: 452,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,375.83 : 813,406.05 = 327,757.24 : x
  2. Step 2: Convert to fraction form
    589,375.83/813,406.05 = 327,757.24/x
  3. Step 3: Cross multiply
    589,375.83x = 813,406.05 × 327,757.24
  4. Step 4: Simplify right side
    589,375.83x = 266,599,721,947.30
  5. Step 5: Solve for x
    x = 266,599,721,947.30/589,375.83
  6. Step 6: Final answer
    x = 452,342.48

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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.