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Finding the Third Proportional to 18,953,674 and 29,114,921

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Solution

The third proportional to 18,953,674 and 29,114,921 is: 44,723,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,674 : 29,114,921 = 29,114,921 : x
  2. Step 2: Convert to fraction form
    18,953,674/29,114,921 = 29,114,921/x
  3. Step 3: Cross multiply
    18,953,674x = 29,114,921 × 29,114,921
  4. Step 4: Simplify right side
    18,953,674x = 847,678,624,836,241
  5. Step 5: Solve for x
    x = 847,678,624,836,241/18,953,674
  6. Step 6: Final answer
    x = 44,723,710.29

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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.