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Finding the Third Proportional to 124,485 and 188,607.75

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Solution

The third proportional to 124,485 and 188,607.75 is: 285,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,485 : 188,607.75 = 188,607.75 : x
  2. Step 2: Convert to fraction form
    124,485/188,607.75 = 188,607.75/x
  3. Step 3: Cross multiply
    124,485x = 188,607.75 × 188,607.75
  4. Step 4: Simplify right side
    124,485x = 35,572,883,360.06
  5. Step 5: Solve for x
    x = 35,572,883,360.06/124,485
  6. Step 6: Final answer
    x = 285,760.40

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.