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Finding the Fourth Proportional to 362,548.70, 543,166.95 and 310,060.70

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Solution

The fourth proportional to 362,548.70, 543,166.95 and 310,060.70 is: 464,529.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,548.70 : 543,166.95 = 310,060.70 : x
  2. Step 2: Convert to fraction form
    362,548.70/543,166.95 = 310,060.70/x
  3. Step 3: Cross multiply
    362,548.70x = 543,166.95 × 310,060.70
  4. Step 4: Simplify right side
    362,548.70x = 168,414,724,733.87
  5. Step 5: Solve for x
    x = 168,414,724,733.87/362,548.70
  6. Step 6: Final answer
    x = 464,529.94

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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.