Home / 427,109.24-589,401.96-236,118.44

Finding the Fourth Proportional to 427,109.24, 589,401.96 and 236,118.44

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Solution

The fourth proportional to 427,109.24, 589,401.96 and 236,118.44 is: 325,838.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,109.24 : 589,401.96 = 236,118.44 : x
  2. Step 2: Convert to fraction form
    427,109.24/589,401.96 = 236,118.44/x
  3. Step 3: Cross multiply
    427,109.24x = 589,401.96 × 236,118.44
  4. Step 4: Simplify right side
    427,109.24x = 139,168,671,328.14
  5. Step 5: Solve for x
    x = 139,168,671,328.14/427,109.24
  6. Step 6: Final answer
    x = 325,838.59

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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.