Home / 823,629.67-1,136,609.42-461,054.23

Finding the Fourth Proportional to 823,629.67, 1,136,609.42 and 461,054.23

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Solution

The fourth proportional to 823,629.67, 1,136,609.42 and 461,054.23 is: 636,255.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,629.67 : 1,136,609.42 = 461,054.23 : x
  2. Step 2: Convert to fraction form
    823,629.67/1,136,609.42 = 461,054.23/x
  3. Step 3: Cross multiply
    823,629.67x = 1,136,609.42 × 461,054.23
  4. Step 4: Simplify right side
    823,629.67x = 524,038,575,802.05
  5. Step 5: Solve for x
    x = 524,038,575,802.05/823,629.67
  6. Step 6: Final answer
    x = 636,255.10

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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.