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Finding the Third Proportional to 245,068.50 and 374,811.75

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Solution

The third proportional to 245,068.50 and 374,811.75 is: 573,243.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,068.50 : 374,811.75 = 374,811.75 : x
  2. Step 2: Convert to fraction form
    245,068.50/374,811.75 = 374,811.75/x
  3. Step 3: Cross multiply
    245,068.50x = 374,811.75 × 374,811.75
  4. Step 4: Simplify right side
    245,068.50x = 140,483,847,938.06
  5. Step 5: Solve for x
    x = 140,483,847,938.06/245,068.50
  6. Step 6: Final answer
    x = 573,243.19

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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.