Home / 965,706.34-1,332,839.69-557,734.86

Finding the Fourth Proportional to 965,706.34, 1,332,839.69 and 557,734.86

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Solution

The fourth proportional to 965,706.34, 1,332,839.69 and 557,734.86 is: 769,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,706.34 : 1,332,839.69 = 557,734.86 : x
  2. Step 2: Convert to fraction form
    965,706.34/1,332,839.69 = 557,734.86/x
  3. Step 3: Cross multiply
    965,706.34x = 1,332,839.69 × 557,734.86
  4. Step 4: Simplify right side
    965,706.34x = 743,371,157,904.59
  5. Step 5: Solve for x
    x = 743,371,157,904.59/965,706.34
  6. Step 6: Final answer
    x = 769,769.37

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1.5x scale

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.