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Finding the Third Proportional to 14,622,871.50 and 20,442,645

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Solution

The third proportional to 14,622,871.50 and 20,442,645 is: 28,578,636.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622,871.50 : 20,442,645 = 20,442,645 : x
  2. Step 2: Convert to fraction form
    14,622,871.50/20,442,645 = 20,442,645/x
  3. Step 3: Cross multiply
    14,622,871.50x = 20,442,645 × 20,442,645
  4. Step 4: Simplify right side
    14,622,871.50x = 417,901,734,596,025
  5. Step 5: Solve for x
    x = 417,901,734,596,025/14,622,871.50
  6. Step 6: Final answer
    x = 28,578,636.87

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.