Home / 330,848.80-496,273.20-204,877.60

Finding the Fourth Proportional to 330,848.80, 496,273.20 and 204,877.60

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Solution

The fourth proportional to 330,848.80, 496,273.20 and 204,877.60 is: 307,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,848.80 : 496,273.20 = 204,877.60 : x
  2. Step 2: Convert to fraction form
    330,848.80/496,273.20 = 204,877.60/x
  3. Step 3: Cross multiply
    330,848.80x = 496,273.20 × 204,877.60
  4. Step 4: Simplify right side
    330,848.80x = 101,675,262,160.32
  5. Step 5: Solve for x
    x = 101,675,262,160.32/330,848.80
  6. Step 6: Final answer
    x = 307,316.40

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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.