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Finding the Third Proportional to 4,785,672.38 and 7,355,890.97

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Solution

The third proportional to 4,785,672.38 and 7,355,890.97 is: 11,306,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785,672.38 : 7,355,890.97 = 7,355,890.97 : x
  2. Step 2: Convert to fraction form
    4,785,672.38/7,355,890.97 = 7,355,890.97/x
  3. Step 3: Cross multiply
    4,785,672.38x = 7,355,890.97 × 7,355,890.97
  4. Step 4: Simplify right side
    4,785,672.38x = 54,109,131,944,137.81
  5. Step 5: Solve for x
    x = 54,109,131,944,137.81/4,785,672.38
  6. Step 6: Final answer
    x = 11,306,484.80

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.