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Finding the Fourth Proportional to 984,191, 1,476,286.56 and 236,237

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Solution

The fourth proportional to 984,191, 1,476,286.56 and 236,237 is: 354,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,191 : 1,476,286.56 = 236,237 : x
  2. Step 2: Convert to fraction form
    984,191/1,476,286.56 = 236,237/x
  3. Step 3: Cross multiply
    984,191x = 1,476,286.56 × 236,237
  4. Step 4: Simplify right side
    984,191x = 348,753,508,074.72
  5. Step 5: Solve for x
    x = 348,753,508,074.72/984,191
  6. Step 6: Final answer
    x = 354,355.51

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.