Home / 197,999.10-296,415.45-186,464.70

Finding the Fourth Proportional to 197,999.10, 296,415.45 and 186,464.70

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Solution

The fourth proportional to 197,999.10, 296,415.45 and 186,464.70 is: 279,147.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,999.10 : 296,415.45 = 186,464.70 : x
  2. Step 2: Convert to fraction form
    197,999.10/296,415.45 = 186,464.70/x
  3. Step 3: Cross multiply
    197,999.10x = 296,415.45 × 186,464.70
  4. Step 4: Simplify right side
    197,999.10x = 55,271,017,959.62
  5. Step 5: Solve for x
    x = 55,271,017,959.62/197,999.10
  6. Step 6: Final answer
    x = 279,147.82

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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.