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Finding the Fourth Proportional to 361,094.17, 498,303.86 and 199,945.75

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Solution

The fourth proportional to 361,094.17, 498,303.86 and 199,945.75 is: 275,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,094.17 : 498,303.86 = 199,945.75 : x
  2. Step 2: Convert to fraction form
    361,094.17/498,303.86 = 199,945.75/x
  3. Step 3: Cross multiply
    361,094.17x = 498,303.86 × 199,945.75
  4. Step 4: Simplify right side
    361,094.17x = 99,633,739,015.60
  5. Step 5: Solve for x
    x = 99,633,739,015.60/361,094.17
  6. Step 6: Final answer
    x = 275,921.76

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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.