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Finding the Third Proportional to 4,179,430 and 8,535,968

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Solution

The third proportional to 4,179,430 and 8,535,968 is: 17,433,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179,430 : 8,535,968 = 8,535,968 : x
  2. Step 2: Convert to fraction form
    4,179,430/8,535,968 = 8,535,968/x
  3. Step 3: Cross multiply
    4,179,430x = 8,535,968 × 8,535,968
  4. Step 4: Simplify right side
    4,179,430x = 72,862,749,697,024
  5. Step 5: Solve for x
    x = 72,862,749,697,024/4,179,430
  6. Step 6: Final answer
    x = 17,433,657.15

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.