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Finding the Fourth Proportional to 241,936.80, 362,905.20 and 238,000.20

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Solution

The fourth proportional to 241,936.80, 362,905.20 and 238,000.20 is: 357,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,936.80 : 362,905.20 = 238,000.20 : x
  2. Step 2: Convert to fraction form
    241,936.80/362,905.20 = 238,000.20/x
  3. Step 3: Cross multiply
    241,936.80x = 362,905.20 × 238,000.20
  4. Step 4: Simplify right side
    241,936.80x = 86,371,510,181.04
  5. Step 5: Solve for x
    x = 86,371,510,181.04/241,936.80
  6. Step 6: Final answer
    x = 357,000.30

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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.