Home / 427,211.06-589,465.92-236,187.50

Finding the Fourth Proportional to 427,211.06, 589,465.92 and 236,187.50

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Solution

The fourth proportional to 427,211.06, 589,465.92 and 236,187.50 is: 325,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,211.06 : 589,465.92 = 236,187.50 : x
  2. Step 2: Convert to fraction form
    427,211.06/589,465.92 = 236,187.50/x
  3. Step 3: Cross multiply
    427,211.06x = 589,465.92 × 236,187.50
  4. Step 4: Simplify right side
    427,211.06x = 139,224,481,980
  5. Step 5: Solve for x
    x = 139,224,481,980/427,211.06
  6. Step 6: Final answer
    x = 325,891.57

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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.