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Finding the Third Proportional to 20,856,153 and 30,537,609

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Solution

The third proportional to 20,856,153 and 30,537,609 is: 44,713,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,856,153 : 30,537,609 = 30,537,609 : x
  2. Step 2: Convert to fraction form
    20,856,153/30,537,609 = 30,537,609/x
  3. Step 3: Cross multiply
    20,856,153x = 30,537,609 × 30,537,609
  4. Step 4: Simplify right side
    20,856,153x = 932,545,563,436,881
  5. Step 5: Solve for x
    x = 932,545,563,436,881/20,856,153
  6. Step 6: Final answer
    x = 44,713,210.70

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.