Home / 530,942.96-795,993.45-278,174.97

Finding the Fourth Proportional to 530,942.96, 795,993.45 and 278,174.97

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Solution

The fourth proportional to 530,942.96, 795,993.45 and 278,174.97 is: 417,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,942.96 : 795,993.45 = 278,174.97 : x
  2. Step 2: Convert to fraction form
    530,942.96/795,993.45 = 278,174.97/x
  3. Step 3: Cross multiply
    530,942.96x = 795,993.45 × 278,174.97
  4. Step 4: Simplify right side
    530,942.96x = 221,425,452,683.07
  5. Step 5: Solve for x
    x = 221,425,452,683.07/530,942.96
  6. Step 6: Final answer
    x = 417,041.88

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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.