Home / 965,706.47-1,332,839.86-557,734.98

Finding the Fourth Proportional to 965,706.47, 1,332,839.86 and 557,734.98

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Solution

The fourth proportional to 965,706.47, 1,332,839.86 and 557,734.98 is: 769,769.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,706.47 : 1,332,839.86 = 557,734.98 : x
  2. Step 2: Convert to fraction form
    965,706.47/1,332,839.86 = 557,734.98/x
  3. Step 3: Cross multiply
    965,706.47x = 1,332,839.86 × 557,734.98
  4. Step 4: Simplify right side
    965,706.47x = 743,371,412,660.30
  5. Step 5: Solve for x
    x = 743,371,412,660.30/965,706.47
  6. Step 6: Final answer
    x = 769,769.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.