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Finding the Fourth Proportional to 254,172.01, 350,766.71 and 153,550.57

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Solution

The fourth proportional to 254,172.01, 350,766.71 and 153,550.57 is: 211,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,172.01 : 350,766.71 = 153,550.57 : x
  2. Step 2: Convert to fraction form
    254,172.01/350,766.71 = 153,550.57/x
  3. Step 3: Cross multiply
    254,172.01x = 350,766.71 × 153,550.57
  4. Step 4: Simplify right side
    254,172.01x = 53,860,428,257.52
  5. Step 5: Solve for x
    x = 53,860,428,257.52/254,172.01
  6. Step 6: Final answer
    x = 211,905.43

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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.