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Finding the Fourth Proportional to 201,222.93, 277,591.95 and 144,667.11

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Solution

The fourth proportional to 201,222.93, 277,591.95 and 144,667.11 is: 199,571.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,222.93 : 277,591.95 = 144,667.11 : x
  2. Step 2: Convert to fraction form
    201,222.93/277,591.95 = 144,667.11/x
  3. Step 3: Cross multiply
    201,222.93x = 277,591.95 × 144,667.11
  4. Step 4: Simplify right side
    201,222.93x = 40,158,425,165.76
  5. Step 5: Solve for x
    x = 40,158,425,165.76/201,222.93
  6. Step 6: Final answer
    x = 199,571.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.