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Finding the Fourth Proportional to 362,329.11, 543,512.63 and 109,603.12

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Solution

The fourth proportional to 362,329.11, 543,512.63 and 109,603.12 is: 164,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,329.11 : 543,512.63 = 109,603.12 : x
  2. Step 2: Convert to fraction form
    362,329.11/543,512.63 = 109,603.12/x
  3. Step 3: Cross multiply
    362,329.11x = 543,512.63 × 109,603.12
  4. Step 4: Simplify right side
    362,329.11x = 59,570,680,007.41
  5. Step 5: Solve for x
    x = 59,570,680,007.41/362,329.11
  6. Step 6: Final answer
    x = 164,410.42

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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.