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Finding the Fourth Proportional to 361,093.77, 498,303.25 and 199,945.35

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Solution

The fourth proportional to 361,093.77, 498,303.25 and 199,945.35 is: 275,921.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,093.77 : 498,303.25 = 199,945.35 : x
  2. Step 2: Convert to fraction form
    361,093.77/498,303.25 = 199,945.35/x
  3. Step 3: Cross multiply
    361,093.77x = 498,303.25 × 199,945.35
  4. Step 4: Simplify right side
    361,093.77x = 99,633,417,727.39
  5. Step 5: Solve for x
    x = 99,633,417,727.39/361,093.77
  6. Step 6: Final answer
    x = 275,921.18

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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.