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Finding the Fourth Proportional to 717,833.44, 990,679.92 and 536,229.92

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Solution

The fourth proportional to 717,833.44, 990,679.92 and 536,229.92 is: 740,049.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,833.44 : 990,679.92 = 536,229.92 : x
  2. Step 2: Convert to fraction form
    717,833.44/990,679.92 = 536,229.92/x
  3. Step 3: Cross multiply
    717,833.44x = 990,679.92 × 536,229.92
  4. Step 4: Simplify right side
    717,833.44x = 531,232,214,713.04
  5. Step 5: Solve for x
    x = 531,232,214,713.04/717,833.44
  6. Step 6: Final answer
    x = 740,049.41

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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.