Home / 982,779.69-1,474,236.84-334,091.88

Finding the Fourth Proportional to 982,779.69, 1,474,236.84 and 334,091.88

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Solution

The fourth proportional to 982,779.69, 1,474,236.84 and 334,091.88 is: 501,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,779.69 : 1,474,236.84 = 334,091.88 : x
  2. Step 2: Convert to fraction form
    982,779.69/1,474,236.84 = 334,091.88/x
  3. Step 3: Cross multiply
    982,779.69x = 1,474,236.84 × 334,091.88
  4. Step 4: Simplify right side
    982,779.69x = 492,530,557,440.86
  5. Step 5: Solve for x
    x = 492,530,557,440.86/982,779.69
  6. Step 6: Final answer
    x = 501,160.70

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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.