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Finding the Fourth Proportional to 362,407.06, 500,128.52 and 201,277.20

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Solution

The fourth proportional to 362,407.06, 500,128.52 and 201,277.20 is: 277,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,407.06 : 500,128.52 = 201,277.20 : x
  2. Step 2: Convert to fraction form
    362,407.06/500,128.52 = 201,277.20/x
  3. Step 3: Cross multiply
    362,407.06x = 500,128.52 × 201,277.20
  4. Step 4: Simplify right side
    362,407.06x = 100,664,467,139.36
  5. Step 5: Solve for x
    x = 100,664,467,139.36/362,407.06
  6. Step 6: Final answer
    x = 277,766.30

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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.