Home / 238,513.05-329,440.10-178,351.34

Finding the Fourth Proportional to 238,513.05, 329,440.10 and 178,351.34

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Solution

The fourth proportional to 238,513.05, 329,440.10 and 178,351.34 is: 246,343.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,513.05 : 329,440.10 = 178,351.34 : x
  2. Step 2: Convert to fraction form
    238,513.05/329,440.10 = 178,351.34/x
  3. Step 3: Cross multiply
    238,513.05x = 329,440.10 × 178,351.34
  4. Step 4: Simplify right side
    238,513.05x = 58,756,080,745.78
  5. Step 5: Solve for x
    x = 58,756,080,745.78/238,513.05
  6. Step 6: Final answer
    x = 246,343.25

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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.