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Finding the Fourth Proportional to 229,104.40, 343,802.40 and 134,334.40

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Solution

The fourth proportional to 229,104.40, 343,802.40 and 134,334.40 is: 201,587.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,104.40 : 343,802.40 = 134,334.40 : x
  2. Step 2: Convert to fraction form
    229,104.40/343,802.40 = 134,334.40/x
  3. Step 3: Cross multiply
    229,104.40x = 343,802.40 × 134,334.40
  4. Step 4: Simplify right side
    229,104.40x = 46,184,489,122.56
  5. Step 5: Solve for x
    x = 46,184,489,122.56/229,104.40
  6. Step 6: Final answer
    x = 201,587.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.