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Finding the Fourth Proportional to 362,626.56, 500,423.04 and 201,507.84

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Solution

The fourth proportional to 362,626.56, 500,423.04 and 201,507.84 is: 278,079.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,626.56 : 500,423.04 = 201,507.84 : x
  2. Step 2: Convert to fraction form
    362,626.56/500,423.04 = 201,507.84/x
  3. Step 3: Cross multiply
    362,626.56x = 500,423.04 × 201,507.84
  4. Step 4: Simplify right side
    362,626.56x = 100,839,165,876.63
  5. Step 5: Solve for x
    x = 100,839,165,876.63/362,626.56
  6. Step 6: Final answer
    x = 278,079.92

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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.