Home / 823,044.73-1,136,190.05-619,173.45

Finding the Fourth Proportional to 823,044.73, 1,136,190.05 and 619,173.45

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Solution

The fourth proportional to 823,044.73, 1,136,190.05 and 619,173.45 is: 854,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,044.73 : 1,136,190.05 = 619,173.45 : x
  2. Step 2: Convert to fraction form
    823,044.73/1,136,190.05 = 619,173.45/x
  3. Step 3: Cross multiply
    823,044.73x = 1,136,190.05 × 619,173.45
  4. Step 4: Simplify right side
    823,044.73x = 703,498,713,114.17
  5. Step 5: Solve for x
    x = 703,498,713,114.17/823,044.73
  6. Step 6: Final answer
    x = 854,751.49

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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.