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Finding the Fourth Proportional to 362,672.80, 500,478.48 and 201,523.68

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Solution

The fourth proportional to 362,672.80, 500,478.48 and 201,523.68 is: 278,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,672.80 : 500,478.48 = 201,523.68 : x
  2. Step 2: Convert to fraction form
    362,672.80/500,478.48 = 201,523.68/x
  3. Step 3: Cross multiply
    362,672.80x = 500,478.48 × 201,523.68
  4. Step 4: Simplify right side
    362,672.80x = 100,858,265,050.41
  5. Step 5: Solve for x
    x = 100,858,265,050.41/362,672.80
  6. Step 6: Final answer
    x = 278,097.13

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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.