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Finding the Third Proportional to 7,979,524 and 12,637,324

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Solution

The third proportional to 7,979,524 and 12,637,324 is: 20,013,970.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,524 : 12,637,324 = 12,637,324 : x
  2. Step 2: Convert to fraction form
    7,979,524/12,637,324 = 12,637,324/x
  3. Step 3: Cross multiply
    7,979,524x = 12,637,324 × 12,637,324
  4. Step 4: Simplify right side
    7,979,524x = 159,701,957,880,976
  5. Step 5: Solve for x
    x = 159,701,957,880,976/7,979,524
  6. Step 6: Final answer
    x = 20,013,970.49

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.