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Finding the Third Proportional to 448,703.30 and 673,387.17

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Solution

The third proportional to 448,703.30 and 673,387.17 is: 1,010,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,703.30 : 673,387.17 = 673,387.17 : x
  2. Step 2: Convert to fraction form
    448,703.30/673,387.17 = 673,387.17/x
  3. Step 3: Cross multiply
    448,703.30x = 673,387.17 × 673,387.17
  4. Step 4: Simplify right side
    448,703.30x = 453,450,283,245.81
  5. Step 5: Solve for x
    x = 453,450,283,245.81/448,703.30
  6. Step 6: Final answer
    x = 1,010,579.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.