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Finding the Third Proportional to 107,255 and 160,315

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Solution

The third proportional to 107,255 and 160,315 is: 239,624.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,255 : 160,315 = 160,315 : x
  2. Step 2: Convert to fraction form
    107,255/160,315 = 160,315/x
  3. Step 3: Cross multiply
    107,255x = 160,315 × 160,315
  4. Step 4: Simplify right side
    107,255x = 25,700,899,225
  5. Step 5: Solve for x
    x = 25,700,899,225/107,255
  6. Step 6: Final answer
    x = 239,624.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.