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Finding the Third Proportional to 332,089.50 and 687,808.50

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Solution

The third proportional to 332,089.50 and 687,808.50 is: 1,424,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,089.50 : 687,808.50 = 687,808.50 : x
  2. Step 2: Convert to fraction form
    332,089.50/687,808.50 = 687,808.50/x
  3. Step 3: Cross multiply
    332,089.50x = 687,808.50 × 687,808.50
  4. Step 4: Simplify right side
    332,089.50x = 473,080,532,672.25
  5. Step 5: Solve for x
    x = 473,080,532,672.25/332,089.50
  6. Step 6: Final answer
    x = 1,424,557.33

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.