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Finding the Third Proportional to 154,834.88 and 239,299.88

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Solution

The third proportional to 154,834.88 and 239,299.88 is: 369,841.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,834.88 : 239,299.88 = 239,299.88 : x
  2. Step 2: Convert to fraction form
    154,834.88/239,299.88 = 239,299.88/x
  3. Step 3: Cross multiply
    154,834.88x = 239,299.88 × 239,299.88
  4. Step 4: Simplify right side
    154,834.88x = 57,264,430,175.02
  5. Step 5: Solve for x
    x = 57,264,430,175.02/154,834.88
  6. Step 6: Final answer
    x = 369,841.94

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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.