Home / 530,178.92-795,766.66-277,640.60

Finding the Fourth Proportional to 530,178.92, 795,766.66 and 277,640.60

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Solution

The fourth proportional to 530,178.92, 795,766.66 and 277,640.60 is: 416,721.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,178.92 : 795,766.66 = 277,640.60 : x
  2. Step 2: Convert to fraction form
    530,178.92/795,766.66 = 277,640.60/x
  3. Step 3: Cross multiply
    530,178.92x = 795,766.66 × 277,640.60
  4. Step 4: Simplify right side
    530,178.92x = 220,937,132,942.40
  5. Step 5: Solve for x
    x = 220,937,132,942.40/530,178.92
  6. Step 6: Final answer
    x = 416,721.84

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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.