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Finding the Fourth Proportional to 362,605.62, 500,396.32 and 201,460.84

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Solution

The fourth proportional to 362,605.62, 500,396.32 and 201,460.84 is: 278,016.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,605.62 : 500,396.32 = 201,460.84 : x
  2. Step 2: Convert to fraction form
    362,605.62/500,396.32 = 201,460.84/x
  3. Step 3: Cross multiply
    362,605.62x = 500,396.32 × 201,460.84
  4. Step 4: Simplify right side
    362,605.62x = 100,810,262,960.11
  5. Step 5: Solve for x
    x = 100,810,262,960.11/362,605.62
  6. Step 6: Final answer
    x = 278,016.27

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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.