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Finding the Third Proportional to 317,362.50 and 486,114.75

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Solution

The third proportional to 317,362.50 and 486,114.75 is: 744,598.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,362.50 : 486,114.75 = 486,114.75 : x
  2. Step 2: Convert to fraction form
    317,362.50/486,114.75 = 486,114.75/x
  3. Step 3: Cross multiply
    317,362.50x = 486,114.75 × 486,114.75
  4. Step 4: Simplify right side
    317,362.50x = 236,307,550,167.56
  5. Step 5: Solve for x
    x = 236,307,550,167.56/317,362.50
  6. Step 6: Final answer
    x = 744,598.21

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.