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Finding the Third Proportional to 20,246,437 and 43,565,423

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Solution

The third proportional to 20,246,437 and 43,565,423 is: 93,742,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246,437 : 43,565,423 = 43,565,423 : x
  2. Step 2: Convert to fraction form
    20,246,437/43,565,423 = 43,565,423/x
  3. Step 3: Cross multiply
    20,246,437x = 43,565,423 × 43,565,423
  4. Step 4: Simplify right side
    20,246,437x = 1,897,946,081,168,929
  5. Step 5: Solve for x
    x = 1,897,946,081,168,929/20,246,437
  6. Step 6: Final answer
    x = 93,742,226.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.