Home / 427,187.59-589,495.32-236,188.38

Finding the Fourth Proportional to 427,187.59, 589,495.32 and 236,188.38

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Solution

The fourth proportional to 427,187.59, 589,495.32 and 236,188.38 is: 325,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,187.59 : 589,495.32 = 236,188.38 : x
  2. Step 2: Convert to fraction form
    427,187.59/589,495.32 = 236,188.38/x
  3. Step 3: Cross multiply
    427,187.59x = 589,495.32 × 236,188.38
  4. Step 4: Simplify right side
    427,187.59x = 139,231,944,648.38
  5. Step 5: Solve for x
    x = 139,231,944,648.38/427,187.59
  6. Step 6: Final answer
    x = 325,926.94

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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.