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Finding the Third Proportional to 634,344 and 916,516.50

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Solution

The third proportional to 634,344 and 916,516.50 is: 1,324,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,344 : 916,516.50 = 916,516.50 : x
  2. Step 2: Convert to fraction form
    634,344/916,516.50 = 916,516.50/x
  3. Step 3: Cross multiply
    634,344x = 916,516.50 × 916,516.50
  4. Step 4: Simplify right side
    634,344x = 840,002,494,772.25
  5. Step 5: Solve for x
    x = 840,002,494,772.25/634,344
  6. Step 6: Final answer
    x = 1,324,206.57

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.