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Finding the Third Proportional to 157,603.50 and 236,565

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Solution

The third proportional to 157,603.50 and 236,565 is: 355,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,603.50 : 236,565 = 236,565 : x
  2. Step 2: Convert to fraction form
    157,603.50/236,565 = 236,565/x
  3. Step 3: Cross multiply
    157,603.50x = 236,565 × 236,565
  4. Step 4: Simplify right side
    157,603.50x = 55,962,999,225
  5. Step 5: Solve for x
    x = 55,962,999,225/157,603.50
  6. Step 6: Final answer
    x = 355,087.29

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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.