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Finding the Third Proportional to 764,483.63 and 918,105.75

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Solution

The third proportional to 764,483.63 and 918,105.75 is: 1,102,598.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,483.63 : 918,105.75 = 918,105.75 : x
  2. Step 2: Convert to fraction form
    764,483.63/918,105.75 = 918,105.75/x
  3. Step 3: Cross multiply
    764,483.63x = 918,105.75 × 918,105.75
  4. Step 4: Simplify right side
    764,483.63x = 842,918,168,183.06
  5. Step 5: Solve for x
    x = 842,918,168,183.06/764,483.63
  6. Step 6: Final answer
    x = 1,102,598.07

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Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.