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Finding the Fourth Proportional to 632,779, 949,180.38 and 295,727.20

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Solution

The fourth proportional to 632,779, 949,180.38 and 295,727.20 is: 443,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,779 : 949,180.38 = 295,727.20 : x
  2. Step 2: Convert to fraction form
    632,779/949,180.38 = 295,727.20/x
  3. Step 3: Cross multiply
    632,779x = 949,180.38 × 295,727.20
  4. Step 4: Simplify right side
    632,779x = 280,698,456,072.34
  5. Step 5: Solve for x
    x = 280,698,456,072.34/632,779
  6. Step 6: Final answer
    x = 443,596.35

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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.