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Finding the Third Proportional to 158,875 and 349,735

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Solution

The third proportional to 158,875 and 349,735 is: 769,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,875 : 349,735 = 349,735 : x
  2. Step 2: Convert to fraction form
    158,875/349,735 = 349,735/x
  3. Step 3: Cross multiply
    158,875x = 349,735 × 349,735
  4. Step 4: Simplify right side
    158,875x = 122,314,570,225
  5. Step 5: Solve for x
    x = 122,314,570,225/158,875
  6. Step 6: Final answer
    x = 769,879.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.