Home / 427,971.88-590,601.06-236,985.22

Finding the Fourth Proportional to 427,971.88, 590,601.06 and 236,985.22

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Solution

The fourth proportional to 427,971.88, 590,601.06 and 236,985.22 is: 327,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,971.88 : 590,601.06 = 236,985.22 : x
  2. Step 2: Convert to fraction form
    427,971.88/590,601.06 = 236,985.22/x
  3. Step 3: Cross multiply
    427,971.88x = 590,601.06 × 236,985.22
  4. Step 4: Simplify right side
    427,971.88x = 139,963,722,136.33
  5. Step 5: Solve for x
    x = 139,963,722,136.33/427,971.88
  6. Step 6: Final answer
    x = 327,039.53

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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.