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Finding the Fourth Proportional to 301,096.68, 415,512.76 and 173,772.28

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Solution

The fourth proportional to 301,096.68, 415,512.76 and 173,772.28 is: 239,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,096.68 : 415,512.76 = 173,772.28 : x
  2. Step 2: Convert to fraction form
    301,096.68/415,512.76 = 173,772.28/x
  3. Step 3: Cross multiply
    301,096.68x = 415,512.76 × 173,772.28
  4. Step 4: Simplify right side
    301,096.68x = 72,204,599,674.29
  5. Step 5: Solve for x
    x = 72,204,599,674.29/301,096.68
  6. Step 6: Final answer
    x = 239,805.37

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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.