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Finding the Fourth Proportional to 301,784.88, 416,278.60 and 179,194.16

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Solution

The fourth proportional to 301,784.88, 416,278.60 and 179,194.16 is: 247,178.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,784.88 : 416,278.60 = 179,194.16 : x
  2. Step 2: Convert to fraction form
    301,784.88/416,278.60 = 179,194.16/x
  3. Step 3: Cross multiply
    301,784.88x = 416,278.60 × 179,194.16
  4. Step 4: Simplify right side
    301,784.88x = 74,594,694,052.98
  5. Step 5: Solve for x
    x = 74,594,694,052.98/301,784.88
  6. Step 6: Final answer
    x = 247,178.37

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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.