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Finding the Third Proportional to 10,129,392 and 14,509,992

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Solution

The third proportional to 10,129,392 and 14,509,992 is: 20,785,044.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,129,392 : 14,509,992 = 14,509,992 : x
  2. Step 2: Convert to fraction form
    10,129,392/14,509,992 = 14,509,992/x
  3. Step 3: Cross multiply
    10,129,392x = 14,509,992 × 14,509,992
  4. Step 4: Simplify right side
    10,129,392x = 210,539,867,840,064
  5. Step 5: Solve for x
    x = 210,539,867,840,064/10,129,392
  6. Step 6: Final answer
    x = 20,785,044.93

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.