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Finding the Fourth Proportional to 301,955.70, 416,791.59 and 194,525.34

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Solution

The fourth proportional to 301,955.70, 416,791.59 and 194,525.34 is: 268,504.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,955.70 : 416,791.59 = 194,525.34 : x
  2. Step 2: Convert to fraction form
    301,955.70/416,791.59 = 194,525.34/x
  3. Step 3: Cross multiply
    301,955.70x = 416,791.59 × 194,525.34
  4. Step 4: Simplify right side
    301,955.70x = 81,076,525,753.89
  5. Step 5: Solve for x
    x = 81,076,525,753.89/301,955.70
  6. Step 6: Final answer
    x = 268,504.70

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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.