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Finding the Fourth Proportional to 241,401.20, 362,101.80 and 147,959.60

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Solution

The fourth proportional to 241,401.20, 362,101.80 and 147,959.60 is: 221,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,401.20 : 362,101.80 = 147,959.60 : x
  2. Step 2: Convert to fraction form
    241,401.20/362,101.80 = 147,959.60/x
  3. Step 3: Cross multiply
    241,401.20x = 362,101.80 × 147,959.60
  4. Step 4: Simplify right side
    241,401.20x = 53,576,437,487.28
  5. Step 5: Solve for x
    x = 53,576,437,487.28/241,401.20
  6. Step 6: Final answer
    x = 221,939.40

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1.5x scale

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.