Home / 823,829.52-1,136,829.72-461,192.16

Finding the Fourth Proportional to 823,829.52, 1,136,829.72 and 461,192.16

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Solution

The fourth proportional to 823,829.52, 1,136,829.72 and 461,192.16 is: 636,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,829.52 : 1,136,829.72 = 461,192.16 : x
  2. Step 2: Convert to fraction form
    823,829.52/1,136,829.72 = 461,192.16/x
  3. Step 3: Cross multiply
    823,829.52x = 1,136,829.72 × 461,192.16
  4. Step 4: Simplify right side
    823,829.52x = 524,296,954,119.00
  5. Step 5: Solve for x
    x = 524,296,954,119.00/823,829.52
  6. Step 6: Final answer
    x = 636,414.38

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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.