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Finding the Third Proportional to 100,298.25 and 154,548

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Solution

The third proportional to 100,298.25 and 154,548 is: 238,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,298.25 : 154,548 = 154,548 : x
  2. Step 2: Convert to fraction form
    100,298.25/154,548 = 154,548/x
  3. Step 3: Cross multiply
    100,298.25x = 154,548 × 154,548
  4. Step 4: Simplify right side
    100,298.25x = 23,885,084,304
  5. Step 5: Solve for x
    x = 23,885,084,304/100,298.25
  6. Step 6: Final answer
    x = 238,140.59

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.