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Finding the Third Proportional to 673,888.50 and 1,472,121

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Solution

The third proportional to 673,888.50 and 1,472,121 is: 3,215,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,888.50 : 1,472,121 = 1,472,121 : x
  2. Step 2: Convert to fraction form
    673,888.50/1,472,121 = 1,472,121/x
  3. Step 3: Cross multiply
    673,888.50x = 1,472,121 × 1,472,121
  4. Step 4: Simplify right side
    673,888.50x = 2,167,140,238,641
  5. Step 5: Solve for x
    x = 2,167,140,238,641/673,888.50
  6. Step 6: Final answer
    x = 3,215,873.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.