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Finding the Third Proportional to 579,528.84 and 851,928.87

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Solution

The third proportional to 579,528.84 and 851,928.87 is: 1,252,367.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,528.84 : 851,928.87 = 851,928.87 : x
  2. Step 2: Convert to fraction form
    579,528.84/851,928.87 = 851,928.87/x
  3. Step 3: Cross multiply
    579,528.84x = 851,928.87 × 851,928.87
  4. Step 4: Simplify right side
    579,528.84x = 725,782,800,987.07
  5. Step 5: Solve for x
    x = 725,782,800,987.07/579,528.84
  6. Step 6: Final answer
    x = 1,252,367.02

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.