Home / 846,456.67-1,269,553.79-247,257.01

Finding the Fourth Proportional to 846,456.67, 1,269,553.79 and 247,257.01

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Solution

The fourth proportional to 846,456.67, 1,269,553.79 and 247,257.01 is: 370,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,456.67 : 1,269,553.79 = 247,257.01 : x
  2. Step 2: Convert to fraction form
    846,456.67/1,269,553.79 = 247,257.01/x
  3. Step 3: Cross multiply
    846,456.67x = 1,269,553.79 × 247,257.01
  4. Step 4: Simplify right side
    846,456.67x = 313,906,072,913.28
  5. Step 5: Solve for x
    x = 313,906,072,913.28/846,456.67
  6. Step 6: Final answer
    x = 370,847.18

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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.