Home / 823,635.74-1,136,641.07-461,057.47

Finding the Fourth Proportional to 823,635.74, 1,136,641.07 and 461,057.47

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Solution

The fourth proportional to 823,635.74, 1,136,641.07 and 461,057.47 is: 636,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,635.74 : 1,136,641.07 = 461,057.47 : x
  2. Step 2: Convert to fraction form
    823,635.74/1,136,641.07 = 461,057.47/x
  3. Step 3: Cross multiply
    823,635.74x = 1,136,641.07 × 461,057.47
  4. Step 4: Simplify right side
    823,635.74x = 524,056,854,343.33
  5. Step 5: Solve for x
    x = 524,056,854,343.33/823,635.74
  6. Step 6: Final answer
    x = 636,272.60

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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.