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Finding the Fourth Proportional to 362,620.40, 544,045.80 and 162,863.60

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Solution

The fourth proportional to 362,620.40, 544,045.80 and 162,863.60 is: 244,347.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,620.40 : 544,045.80 = 162,863.60 : x
  2. Step 2: Convert to fraction form
    362,620.40/544,045.80 = 162,863.60/x
  3. Step 3: Cross multiply
    362,620.40x = 544,045.80 × 162,863.60
  4. Step 4: Simplify right side
    362,620.40x = 88,605,257,552.88
  5. Step 5: Solve for x
    x = 88,605,257,552.88/362,620.40
  6. Step 6: Final answer
    x = 244,347.14

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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.