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Finding the Third Proportional to 164,208.75 and 247,488

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Solution

The third proportional to 164,208.75 and 247,488 is: 373,002.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,208.75 : 247,488 = 247,488 : x
  2. Step 2: Convert to fraction form
    164,208.75/247,488 = 247,488/x
  3. Step 3: Cross multiply
    164,208.75x = 247,488 × 247,488
  4. Step 4: Simplify right side
    164,208.75x = 61,250,310,144
  5. Step 5: Solve for x
    x = 61,250,310,144/164,208.75
  6. Step 6: Final answer
    x = 373,002.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.