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Finding the Third Proportional to 4,342,136 and 9,281,836

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Solution

The third proportional to 4,342,136 and 9,281,836 is: 19,841,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342,136 : 9,281,836 = 9,281,836 : x
  2. Step 2: Convert to fraction form
    4,342,136/9,281,836 = 9,281,836/x
  3. Step 3: Cross multiply
    4,342,136x = 9,281,836 × 9,281,836
  4. Step 4: Simplify right side
    4,342,136x = 86,152,479,530,896
  5. Step 5: Solve for x
    x = 86,152,479,530,896/4,342,136
  6. Step 6: Final answer
    x = 19,841,036.65

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.