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Finding the Third Proportional to 4,881,334.50 and 10,166,688

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Solution

The third proportional to 4,881,334.50 and 10,166,688 is: 21,174,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881,334.50 : 10,166,688 = 10,166,688 : x
  2. Step 2: Convert to fraction form
    4,881,334.50/10,166,688 = 10,166,688/x
  3. Step 3: Cross multiply
    4,881,334.50x = 10,166,688 × 10,166,688
  4. Step 4: Simplify right side
    4,881,334.50x = 103,361,544,889,344
  5. Step 5: Solve for x
    x = 103,361,544,889,344/4,881,334.50
  6. Step 6: Final answer
    x = 21,174,853.90

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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.