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Finding the Third Proportional to 9,992,624 and 21,500,840

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Solution

The third proportional to 9,992,624 and 21,500,840 is: 46,262,735.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992,624 : 21,500,840 = 21,500,840 : x
  2. Step 2: Convert to fraction form
    9,992,624/21,500,840 = 21,500,840/x
  3. Step 3: Cross multiply
    9,992,624x = 21,500,840 × 21,500,840
  4. Step 4: Simplify right side
    9,992,624x = 462,286,120,705,600
  5. Step 5: Solve for x
    x = 462,286,120,705,600/9,992,624
  6. Step 6: Final answer
    x = 46,262,735.46

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