Home / 332,181.20-496,959.60-288,295.40

Finding the Fourth Proportional to 332,181.20, 496,959.60 and 288,295.40

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Solution

The fourth proportional to 332,181.20, 496,959.60 and 288,295.40 is: 431,304.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,181.20 : 496,959.60 = 288,295.40 : x
  2. Step 2: Convert to fraction form
    332,181.20/496,959.60 = 288,295.40/x
  3. Step 3: Cross multiply
    332,181.20x = 496,959.60 × 288,295.40
  4. Step 4: Simplify right side
    332,181.20x = 143,271,166,665.84
  5. Step 5: Solve for x
    x = 143,271,166,665.84/332,181.20
  6. Step 6: Final answer
    x = 431,304.26

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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.