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Finding the Fourth Proportional to 277,577.46, 416,303.91 and 127,673.73

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Solution

The fourth proportional to 277,577.46, 416,303.91 and 127,673.73 is: 191,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,577.46 : 416,303.91 = 127,673.73 : x
  2. Step 2: Convert to fraction form
    277,577.46/416,303.91 = 127,673.73/x
  3. Step 3: Cross multiply
    277,577.46x = 416,303.91 × 127,673.73
  4. Step 4: Simplify right side
    277,577.46x = 53,151,073,003.28
  5. Step 5: Solve for x
    x = 53,151,073,003.28/277,577.46
  6. Step 6: Final answer
    x = 191,481.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.