Home / 2,212,449-3,318,673.50-636,513

Finding the Fourth Proportional to 2,212,449, 3,318,673.50 and 636,513

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Solution

The fourth proportional to 2,212,449, 3,318,673.50 and 636,513 is: 954,769.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,449 : 3,318,673.50 = 636,513 : x
  2. Step 2: Convert to fraction form
    2,212,449/3,318,673.50 = 636,513/x
  3. Step 3: Cross multiply
    2,212,449x = 3,318,673.50 × 636,513
  4. Step 4: Simplify right side
    2,212,449x = 2,112,378,825,505.50
  5. Step 5: Solve for x
    x = 2,112,378,825,505.50/2,212,449
  6. Step 6: Final answer
    x = 954,769.50

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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.