Home / 657,114.03-985,792.55-207,947.97

Finding the Fourth Proportional to 657,114.03, 985,792.55 and 207,947.97

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Solution

The fourth proportional to 657,114.03, 985,792.55 and 207,947.97 is: 311,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,114.03 : 985,792.55 = 207,947.97 : x
  2. Step 2: Convert to fraction form
    657,114.03/985,792.55 = 207,947.97/x
  3. Step 3: Cross multiply
    657,114.03x = 985,792.55 × 207,947.97
  4. Step 4: Simplify right side
    657,114.03x = 204,993,558,573.88
  5. Step 5: Solve for x
    x = 204,993,558,573.88/657,114.03
  6. Step 6: Final answer
    x = 311,960.40

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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.