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Finding the Fourth Proportional to 254,014.50, 350,552.16 and 140,837.25

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Solution

The fourth proportional to 254,014.50, 350,552.16 and 140,837.25 is: 194,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,014.50 : 350,552.16 = 140,837.25 : x
  2. Step 2: Convert to fraction form
    254,014.50/350,552.16 = 140,837.25/x
  3. Step 3: Cross multiply
    254,014.50x = 350,552.16 × 140,837.25
  4. Step 4: Simplify right side
    254,014.50x = 49,370,802,195.96
  5. Step 5: Solve for x
    x = 49,370,802,195.96/254,014.50
  6. Step 6: Final answer
    x = 194,362.14

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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.