Home / 198,816.08-296,118.40-197,847.31

Finding the Fourth Proportional to 198,816.08, 296,118.40 and 197,847.31

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Solution

The fourth proportional to 198,816.08, 296,118.40 and 197,847.31 is: 294,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,816.08 : 296,118.40 = 197,847.31 : x
  2. Step 2: Convert to fraction form
    198,816.08/296,118.40 = 197,847.31/x
  3. Step 3: Cross multiply
    198,816.08x = 296,118.40 × 197,847.31
  4. Step 4: Simplify right side
    198,816.08x = 58,586,227,400.91
  5. Step 5: Solve for x
    x = 58,586,227,400.91/198,816.08
  6. Step 6: Final answer
    x = 294,675.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.