Home / 262,401.90-362,104.20-155,006.44

Finding the Fourth Proportional to 262,401.90, 362,104.20 and 155,006.44

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Solution

The fourth proportional to 262,401.90, 362,104.20 and 155,006.44 is: 213,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,401.90 : 362,104.20 = 155,006.44 : x
  2. Step 2: Convert to fraction form
    262,401.90/362,104.20 = 155,006.44/x
  3. Step 3: Cross multiply
    262,401.90x = 362,104.20 × 155,006.44
  4. Step 4: Simplify right side
    262,401.90x = 56,128,482,951.05
  5. Step 5: Solve for x
    x = 56,128,482,951.05/262,401.90
  6. Step 6: Final answer
    x = 213,902.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.