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Finding the Fourth Proportional to 329,349.33, 454,326.75 and 200,327.25

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Solution

The fourth proportional to 329,349.33, 454,326.75 and 200,327.25 is: 276,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,349.33 : 454,326.75 = 200,327.25 : x
  2. Step 2: Convert to fraction form
    329,349.33/454,326.75 = 200,327.25/x
  3. Step 3: Cross multiply
    329,349.33x = 454,326.75 × 200,327.25
  4. Step 4: Simplify right side
    329,349.33x = 91,014,028,428.94
  5. Step 5: Solve for x
    x = 91,014,028,428.94/329,349.33
  6. Step 6: Final answer
    x = 276,344.96

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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.