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Finding the Third Proportional to 494,545.50 and 857,263.50

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Solution

The third proportional to 494,545.50 and 857,263.50 is: 1,486,012.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,545.50 : 857,263.50 = 857,263.50 : x
  2. Step 2: Convert to fraction form
    494,545.50/857,263.50 = 857,263.50/x
  3. Step 3: Cross multiply
    494,545.50x = 857,263.50 × 857,263.50
  4. Step 4: Simplify right side
    494,545.50x = 734,900,708,432.25
  5. Step 5: Solve for x
    x = 734,900,708,432.25/494,545.50
  6. Step 6: Final answer
    x = 1,486,012.33

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Why These Related Problems?

These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.