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Finding the Third Proportional to 240,459.50 and 375,245.50

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Solution

The third proportional to 240,459.50 and 375,245.50 is: 585,583.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,459.50 : 375,245.50 = 375,245.50 : x
  2. Step 2: Convert to fraction form
    240,459.50/375,245.50 = 375,245.50/x
  3. Step 3: Cross multiply
    240,459.50x = 375,245.50 × 375,245.50
  4. Step 4: Simplify right side
    240,459.50x = 140,809,185,270.25
  5. Step 5: Solve for x
    x = 140,809,185,270.25/240,459.50
  6. Step 6: Final answer
    x = 585,583.79

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.