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Finding the Fourth Proportional to 264,611.13, 365,194.67 and 157,181.60

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Solution

The fourth proportional to 264,611.13, 365,194.67 and 157,181.60 is: 216,929.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,611.13 : 365,194.67 = 157,181.60 : x
  2. Step 2: Convert to fraction form
    264,611.13/365,194.67 = 157,181.60/x
  3. Step 3: Cross multiply
    264,611.13x = 365,194.67 × 157,181.60
  4. Step 4: Simplify right side
    264,611.13x = 57,401,882,542.07
  5. Step 5: Solve for x
    x = 57,401,882,542.07/264,611.13
  6. Step 6: Final answer
    x = 216,929.21

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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.