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Finding the Third Proportional to 531,609.75 and 1,147,213.13

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Solution

The third proportional to 531,609.75 and 1,147,213.13 is: 2,475,684.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,609.75 : 1,147,213.13 = 1,147,213.13 : x
  2. Step 2: Convert to fraction form
    531,609.75/1,147,213.13 = 1,147,213.13/x
  3. Step 3: Cross multiply
    531,609.75x = 1,147,213.13 × 1,147,213.13
  4. Step 4: Simplify right side
    531,609.75x = 1,316,097,954,172.27
  5. Step 5: Solve for x
    x = 1,316,097,954,172.27/531,609.75
  6. Step 6: Final answer
    x = 2,475,684.38

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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.