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Finding the Fourth Proportional to 362,817.15, 544,061.70 and 163,034.70

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Solution

The fourth proportional to 362,817.15, 544,061.70 and 163,034.70 is: 244,478.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,817.15 : 544,061.70 = 163,034.70 : x
  2. Step 2: Convert to fraction form
    362,817.15/544,061.70 = 163,034.70/x
  3. Step 3: Cross multiply
    362,817.15x = 544,061.70 × 163,034.70
  4. Step 4: Simplify right side
    362,817.15x = 88,700,936,040.99
  5. Step 5: Solve for x
    x = 88,700,936,040.99/362,817.15
  6. Step 6: Final answer
    x = 244,478.34

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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.