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Finding the Third Proportional to 12,926,196 and 19,139,712.75

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Solution

The third proportional to 12,926,196 and 19,139,712.75 is: 28,340,016.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926,196 : 19,139,712.75 = 19,139,712.75 : x
  2. Step 2: Convert to fraction form
    12,926,196/19,139,712.75 = 19,139,712.75/x
  3. Step 3: Cross multiply
    12,926,196x = 19,139,712.75 × 19,139,712.75
  4. Step 4: Simplify right side
    12,926,196x = 366,328,604,152,512.56
  5. Step 5: Solve for x
    x = 366,328,604,152,512.56/12,926,196
  6. Step 6: Final answer
    x = 28,340,016.21

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.