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Finding the Fourth Proportional to 362,735.84, 500,530.40 and 201,624.48

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Solution

The fourth proportional to 362,735.84, 500,530.40 and 201,624.48 is: 278,216.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,735.84 : 500,530.40 = 201,624.48 : x
  2. Step 2: Convert to fraction form
    362,735.84/500,530.40 = 201,624.48/x
  3. Step 3: Cross multiply
    362,735.84x = 500,530.40 × 201,624.48
  4. Step 4: Simplify right side
    362,735.84x = 100,919,181,624.19
  5. Step 5: Solve for x
    x = 100,919,181,624.19/362,735.84
  6. Step 6: Final answer
    x = 278,216.74

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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.