Home / 330,284.42-455,793.38-194,323.49

Finding the Fourth Proportional to 330,284.42, 455,793.38 and 194,323.49

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Solution

The fourth proportional to 330,284.42, 455,793.38 and 194,323.49 is: 268,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,284.42 : 455,793.38 = 194,323.49 : x
  2. Step 2: Convert to fraction form
    330,284.42/455,793.38 = 194,323.49/x
  3. Step 3: Cross multiply
    330,284.42x = 455,793.38 × 194,323.49
  4. Step 4: Simplify right side
    330,284.42x = 88,571,357,069.91
  5. Step 5: Solve for x
    x = 88,571,357,069.91/330,284.42
  6. Step 6: Final answer
    x = 268,166.93

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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.