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Finding the Third Proportional to 168,300.50 and 360,241.75

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Solution

The third proportional to 168,300.50 and 360,241.75 is: 771,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,300.50 : 360,241.75 = 360,241.75 : x
  2. Step 2: Convert to fraction form
    168,300.50/360,241.75 = 360,241.75/x
  3. Step 3: Cross multiply
    168,300.50x = 360,241.75 × 360,241.75
  4. Step 4: Simplify right side
    168,300.50x = 129,774,118,443.06
  5. Step 5: Solve for x
    x = 129,774,118,443.06/168,300.50
  6. Step 6: Final answer
    x = 771,085.76

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.