Home / 427,045.91-589,326.87-236,062.49

Finding the Fourth Proportional to 427,045.91, 589,326.87 and 236,062.49

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Solution

The fourth proportional to 427,045.91, 589,326.87 and 236,062.49 is: 325,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,045.91 : 589,326.87 = 236,062.49 : x
  2. Step 2: Convert to fraction form
    427,045.91/589,326.87 = 236,062.49/x
  3. Step 3: Cross multiply
    427,045.91x = 589,326.87 × 236,062.49
  4. Step 4: Simplify right side
    427,045.91x = 139,117,968,356.11
  5. Step 5: Solve for x
    x = 139,117,968,356.11/427,045.91
  6. Step 6: Final answer
    x = 325,768.18

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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.