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Finding the Third Proportional to 248,776.88 and 372,774.38

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Solution

The third proportional to 248,776.88 and 372,774.38 is: 558,575.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,776.88 : 372,774.38 = 372,774.38 : x
  2. Step 2: Convert to fraction form
    248,776.88/372,774.38 = 372,774.38/x
  3. Step 3: Cross multiply
    248,776.88x = 372,774.38 × 372,774.38
  4. Step 4: Simplify right side
    248,776.88x = 138,960,734,656.64
  5. Step 5: Solve for x
    x = 138,960,734,656.64/248,776.88
  6. Step 6: Final answer
    x = 558,575.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.