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Finding the Fourth Proportional to 329,000.41, 454,425.39 and 238,212.64

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Solution

The fourth proportional to 329,000.41, 454,425.39 and 238,212.64 is: 329,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,000.41 : 454,425.39 = 238,212.64 : x
  2. Step 2: Convert to fraction form
    329,000.41/454,425.39 = 238,212.64/x
  3. Step 3: Cross multiply
    329,000.41x = 454,425.39 × 238,212.64
  4. Step 4: Simplify right side
    329,000.41x = 108,249,871,834.93
  5. Step 5: Solve for x
    x = 108,249,871,834.93/329,000.41
  6. Step 6: Final answer
    x = 329,026.56

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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.