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Finding the Fourth Proportional to 329,250.33, 454,365.47 and 178,347.33

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Solution

The fourth proportional to 329,250.33, 454,365.47 and 178,347.33 is: 246,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,250.33 : 454,365.47 = 178,347.33 : x
  2. Step 2: Convert to fraction form
    329,250.33/454,365.47 = 178,347.33/x
  3. Step 3: Cross multiply
    329,250.33x = 454,365.47 × 178,347.33
  4. Step 4: Simplify right side
    329,250.33x = 81,034,867,526.96
  5. Step 5: Solve for x
    x = 81,034,867,526.96/329,250.33
  6. Step 6: Final answer
    x = 246,119.32

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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.