Home / 657,561.82-986,161.82-225,272.92

Finding the Fourth Proportional to 657,561.82, 986,161.82 and 225,272.92

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Solution

The fourth proportional to 657,561.82, 986,161.82 and 225,272.92 is: 337,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,561.82 : 986,161.82 = 225,272.92 : x
  2. Step 2: Convert to fraction form
    657,561.82/986,161.82 = 225,272.92/x
  3. Step 3: Cross multiply
    657,561.82x = 986,161.82 × 225,272.92
  4. Step 4: Simplify right side
    657,561.82x = 222,155,552,783.91
  5. Step 5: Solve for x
    x = 222,155,552,783.91/657,561.82
  6. Step 6: Final answer
    x = 337,847.40

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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.