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Finding the Fourth Proportional to 241,405.40, 362,108.10 and 185,418.20

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Solution

The fourth proportional to 241,405.40, 362,108.10 and 185,418.20 is: 278,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,405.40 : 362,108.10 = 185,418.20 : x
  2. Step 2: Convert to fraction form
    241,405.40/362,108.10 = 185,418.20/x
  3. Step 3: Cross multiply
    241,405.40x = 362,108.10 × 185,418.20
  4. Step 4: Simplify right side
    241,405.40x = 67,141,432,107.42
  5. Step 5: Solve for x
    x = 67,141,432,107.42/241,405.40
  6. Step 6: Final answer
    x = 278,127.30

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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.