Home / 786,637.50-1,179,960.57-195,661.50

Finding the Fourth Proportional to 786,637.50, 1,179,960.57 and 195,661.50

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Solution

The fourth proportional to 786,637.50, 1,179,960.57 and 195,661.50 is: 293,493.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,637.50 : 1,179,960.57 = 195,661.50 : x
  2. Step 2: Convert to fraction form
    786,637.50/1,179,960.57 = 195,661.50/x
  3. Step 3: Cross multiply
    786,637.50x = 1,179,960.57 × 195,661.50
  4. Step 4: Simplify right side
    786,637.50x = 230,872,855,067.06
  5. Step 5: Solve for x
    x = 230,872,855,067.06/786,637.50
  6. Step 6: Final answer
    x = 293,493.32

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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.