Home / 427,280.94-589,608.11-236,290.23

Finding the Fourth Proportional to 427,280.94, 589,608.11 and 236,290.23

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Solution

The fourth proportional to 427,280.94, 589,608.11 and 236,290.23 is: 326,058.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,280.94 : 589,608.11 = 236,290.23 : x
  2. Step 2: Convert to fraction form
    427,280.94/589,608.11 = 236,290.23/x
  3. Step 3: Cross multiply
    427,280.94x = 589,608.11 × 236,290.23
  4. Step 4: Simplify right side
    427,280.94x = 139,318,636,512.49
  5. Step 5: Solve for x
    x = 139,318,636,512.49/427,280.94
  6. Step 6: Final answer
    x = 326,058.63

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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.