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Finding the Third Proportional to 103,185 and 154,303.50

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Solution

The third proportional to 103,185 and 154,303.50 is: 230,746.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,185 : 154,303.50 = 154,303.50 : x
  2. Step 2: Convert to fraction form
    103,185/154,303.50 = 154,303.50/x
  3. Step 3: Cross multiply
    103,185x = 154,303.50 × 154,303.50
  4. Step 4: Simplify right side
    103,185x = 23,809,570,112.25
  5. Step 5: Solve for x
    x = 23,809,570,112.25/103,185
  6. Step 6: Final answer
    x = 230,746.43

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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.