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Finding the Fourth Proportional to 362,893.10, 544,080.45 and 163,049.90

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Solution

The fourth proportional to 362,893.10, 544,080.45 and 163,049.90 is: 244,458.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,893.10 : 544,080.45 = 163,049.90 : x
  2. Step 2: Convert to fraction form
    362,893.10/544,080.45 = 163,049.90/x
  3. Step 3: Cross multiply
    362,893.10x = 544,080.45 × 163,049.90
  4. Step 4: Simplify right side
    362,893.10x = 88,712,262,964.46
  5. Step 5: Solve for x
    x = 88,712,262,964.46/362,893.10
  6. Step 6: Final answer
    x = 244,458.39

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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.