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Finding the Third Proportional to 19,876,326 and 40,588,572

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Solution

The third proportional to 19,876,326 and 40,588,572 is: 82,884,139.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,876,326 : 40,588,572 = 40,588,572 : x
  2. Step 2: Convert to fraction form
    19,876,326/40,588,572 = 40,588,572/x
  3. Step 3: Cross multiply
    19,876,326x = 40,588,572 × 40,588,572
  4. Step 4: Simplify right side
    19,876,326x = 1,647,432,176,999,184
  5. Step 5: Solve for x
    x = 1,647,432,176,999,184/19,876,326
  6. Step 6: Final answer
    x = 82,884,139.50

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.