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Finding the Third Proportional to 253,762.88 and 368,651.25

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Solution

The third proportional to 253,762.88 and 368,651.25 is: 535,554.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,762.88 : 368,651.25 = 368,651.25 : x
  2. Step 2: Convert to fraction form
    253,762.88/368,651.25 = 368,651.25/x
  3. Step 3: Cross multiply
    253,762.88x = 368,651.25 × 368,651.25
  4. Step 4: Simplify right side
    253,762.88x = 135,903,744,126.56
  5. Step 5: Solve for x
    x = 135,903,744,126.56/253,762.88
  6. Step 6: Final answer
    x = 535,554.08

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.