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Finding the Fourth Proportional to 238,995.36, 329,600.88 and 188,606.88

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Solution

The fourth proportional to 238,995.36, 329,600.88 and 188,606.88 is: 260,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,995.36 : 329,600.88 = 188,606.88 : x
  2. Step 2: Convert to fraction form
    238,995.36/329,600.88 = 188,606.88/x
  3. Step 3: Cross multiply
    238,995.36x = 329,600.88 × 188,606.88
  4. Step 4: Simplify right side
    238,995.36x = 62,164,993,622.05
  5. Step 5: Solve for x
    x = 62,164,993,622.05/238,995.36
  6. Step 6: Final answer
    x = 260,109.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.