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Finding the Fourth Proportional to 229,580.34, 343,363.31 and 204,457.02

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Solution

The fourth proportional to 229,580.34, 343,363.31 and 204,457.02 is: 305,788.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,580.34 : 343,363.31 = 204,457.02 : x
  2. Step 2: Convert to fraction form
    229,580.34/343,363.31 = 204,457.02/x
  3. Step 3: Cross multiply
    229,580.34x = 343,363.31 × 204,457.02
  4. Step 4: Simplify right side
    229,580.34x = 70,203,038,117.65
  5. Step 5: Solve for x
    x = 70,203,038,117.65/229,580.34
  6. Step 6: Final answer
    x = 305,788.54

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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.