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Finding the Third Proportional to 963,447.75 and 2,117,539.13

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Solution

The third proportional to 963,447.75 and 2,117,539.13 is: 4,654,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,447.75 : 2,117,539.13 = 2,117,539.13 : x
  2. Step 2: Convert to fraction form
    963,447.75/2,117,539.13 = 2,117,539.13/x
  3. Step 3: Cross multiply
    963,447.75x = 2,117,539.13 × 2,117,539.13
  4. Step 4: Simplify right side
    963,447.75x = 4,483,971,945,905.77
  5. Step 5: Solve for x
    x = 4,483,971,945,905.77/963,447.75
  6. Step 6: Final answer
    x = 4,654,089.38

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.