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Finding the Third Proportional to 4,881,287.81 and 10,166,596.45

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Solution

The third proportional to 4,881,287.81 and 10,166,596.45 is: 21,174,675.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881,287.81 : 10,166,596.45 = 10,166,596.45 : x
  2. Step 2: Convert to fraction form
    4,881,287.81/10,166,596.45 = 10,166,596.45/x
  3. Step 3: Cross multiply
    4,881,287.81x = 10,166,596.45 × 10,166,596.45
  4. Step 4: Simplify right side
    4,881,287.81x = 103,359,683,440,693.83
  5. Step 5: Solve for x
    x = 103,359,683,440,693.83/4,881,287.81
  6. Step 6: Final answer
    x = 21,174,675.09

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.