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Finding the Third Proportional to 8,559,386 and 13,296,138

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Solution

The third proportional to 8,559,386 and 13,296,138 is: 20,654,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559,386 : 13,296,138 = 13,296,138 : x
  2. Step 2: Convert to fraction form
    8,559,386/13,296,138 = 13,296,138/x
  3. Step 3: Cross multiply
    8,559,386x = 13,296,138 × 13,296,138
  4. Step 4: Simplify right side
    8,559,386x = 176,787,285,715,044
  5. Step 5: Solve for x
    x = 176,787,285,715,044/8,559,386
  6. Step 6: Final answer
    x = 20,654,201.80

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.