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Finding the Third Proportional to 4,574,934 and 9,903,019.50

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Solution

The third proportional to 4,574,934 and 9,903,019.50 is: 21,436,330.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574,934 : 9,903,019.50 = 9,903,019.50 : x
  2. Step 2: Convert to fraction form
    4,574,934/9,903,019.50 = 9,903,019.50/x
  3. Step 3: Cross multiply
    4,574,934x = 9,903,019.50 × 9,903,019.50
  4. Step 4: Simplify right side
    4,574,934x = 98,069,795,217,380.25
  5. Step 5: Solve for x
    x = 98,069,795,217,380.25/4,574,934
  6. Step 6: Final answer
    x = 21,436,330.06

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.