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Finding the Third Proportional to 158,552 and 245,555

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Solution

The third proportional to 158,552 and 245,555 is: 380,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,552 : 245,555 = 245,555 : x
  2. Step 2: Convert to fraction form
    158,552/245,555 = 245,555/x
  3. Step 3: Cross multiply
    158,552x = 245,555 × 245,555
  4. Step 4: Simplify right side
    158,552x = 60,297,258,025
  5. Step 5: Solve for x
    x = 60,297,258,025/158,552
  6. Step 6: Final answer
    x = 380,299.57

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.