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Finding the Fourth Proportional to 362,362.84, 543,611.07 and 119,217.59

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Solution

The fourth proportional to 362,362.84, 543,611.07 and 119,217.59 is: 178,848.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,362.84 : 543,611.07 = 119,217.59 : x
  2. Step 2: Convert to fraction form
    362,362.84/543,611.07 = 119,217.59/x
  3. Step 3: Cross multiply
    362,362.84x = 543,611.07 × 119,217.59
  4. Step 4: Simplify right side
    362,362.84x = 64,808,001,662.72
  5. Step 5: Solve for x
    x = 64,808,001,662.72/362,362.84
  6. Step 6: Final answer
    x = 178,848.37

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1.5x scale

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.