Home / 823,571.88-1,136,548.44-460,986.72

Finding the Fourth Proportional to 823,571.88, 1,136,548.44 and 460,986.72

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Solution

The fourth proportional to 823,571.88, 1,136,548.44 and 460,986.72 is: 636,172.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,571.88 : 1,136,548.44 = 460,986.72 : x
  2. Step 2: Convert to fraction form
    823,571.88/1,136,548.44 = 460,986.72/x
  3. Step 3: Cross multiply
    823,571.88x = 1,136,548.44 × 460,986.72
  4. Step 4: Simplify right side
    823,571.88x = 523,933,737,476.72
  5. Step 5: Solve for x
    x = 523,933,737,476.72/823,571.88
  6. Step 6: Final answer
    x = 636,172.45

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Double scale
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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.