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Finding the Fourth Proportional to 241,390.80, 362,086.20 and 101,307.60

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Solution

The fourth proportional to 241,390.80, 362,086.20 and 101,307.60 is: 151,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,390.80 : 362,086.20 = 101,307.60 : x
  2. Step 2: Convert to fraction form
    241,390.80/362,086.20 = 101,307.60/x
  3. Step 3: Cross multiply
    241,390.80x = 362,086.20 × 101,307.60
  4. Step 4: Simplify right side
    241,390.80x = 36,682,083,915.12
  5. Step 5: Solve for x
    x = 36,682,083,915.12/241,390.80
  6. Step 6: Final answer
    x = 151,961.40

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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.