Home / 954,153.70-1,431,230.55-481,761.70

Finding the Fourth Proportional to 954,153.70, 1,431,230.55 and 481,761.70

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Solution

The fourth proportional to 954,153.70, 1,431,230.55 and 481,761.70 is: 722,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,153.70 : 1,431,230.55 = 481,761.70 : x
  2. Step 2: Convert to fraction form
    954,153.70/1,431,230.55 = 481,761.70/x
  3. Step 3: Cross multiply
    954,153.70x = 1,431,230.55 × 481,761.70
  4. Step 4: Simplify right side
    954,153.70x = 689,512,062,859.94
  5. Step 5: Solve for x
    x = 689,512,062,859.94/954,153.70
  6. Step 6: Final answer
    x = 722,642.55

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Double scale
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Similar ratio
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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.