Home / 959,153.25-1,323,728.59-823,635.80

Finding the Fourth Proportional to 959,153.25, 1,323,728.59 and 823,635.80

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Solution

The fourth proportional to 959,153.25, 1,323,728.59 and 823,635.80 is: 1,136,700.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,153.25 : 1,323,728.59 = 823,635.80 : x
  2. Step 2: Convert to fraction form
    959,153.25/1,323,728.59 = 823,635.80/x
  3. Step 3: Cross multiply
    959,153.25x = 1,323,728.59 × 823,635.80
  4. Step 4: Simplify right side
    959,153.25x = 1,090,270,256,207.52
  5. Step 5: Solve for x
    x = 1,090,270,256,207.52/959,153.25
  6. Step 6: Final answer
    x = 1,136,700.79

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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.