Home / 823,636.74-1,136,642.45-461,058.47

Finding the Fourth Proportional to 823,636.74, 1,136,642.45 and 461,058.47

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Solution

The fourth proportional to 823,636.74, 1,136,642.45 and 461,058.47 is: 636,273.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,636.74 : 1,136,642.45 = 461,058.47 : x
  2. Step 2: Convert to fraction form
    823,636.74/1,136,642.45 = 461,058.47/x
  3. Step 3: Cross multiply
    823,636.74x = 1,136,642.45 × 461,058.47
  4. Step 4: Simplify right side
    823,636.74x = 524,058,628,934.05
  5. Step 5: Solve for x
    x = 524,058,628,934.05/823,636.74
  6. Step 6: Final answer
    x = 636,273.98

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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.