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Finding the Fourth Proportional to 535,635.68, 739,152.39 and 293,912.24

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Solution

The fourth proportional to 535,635.68, 739,152.39 and 293,912.24 is: 405,585.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,635.68 : 739,152.39 = 293,912.24 : x
  2. Step 2: Convert to fraction form
    535,635.68/739,152.39 = 293,912.24/x
  3. Step 3: Cross multiply
    535,635.68x = 739,152.39 × 293,912.24
  4. Step 4: Simplify right side
    535,635.68x = 217,245,934,646.25
  5. Step 5: Solve for x
    x = 217,245,934,646.25/535,635.68
  6. Step 6: Final answer
    x = 405,585.26

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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.