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Finding the Third Proportional to 30,417,772.50 and 67,636,269

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Solution

The third proportional to 30,417,772.50 and 67,636,269 is: 150,394,473.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,417,772.50 : 67,636,269 = 67,636,269 : x
  2. Step 2: Convert to fraction form
    30,417,772.50/67,636,269 = 67,636,269/x
  3. Step 3: Cross multiply
    30,417,772.50x = 67,636,269 × 67,636,269
  4. Step 4: Simplify right side
    30,417,772.50x = 4,574,664,884,240,361
  5. Step 5: Solve for x
    x = 4,574,664,884,240,361/30,417,772.50
  6. Step 6: Final answer
    x = 150,394,473.63

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.