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Finding the Fourth Proportional to 336,541.34, 504,753.68 and 87,223.34

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Solution

The fourth proportional to 336,541.34, 504,753.68 and 87,223.34 is: 130,819.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,541.34 : 504,753.68 = 87,223.34 : x
  2. Step 2: Convert to fraction form
    336,541.34/504,753.68 = 87,223.34/x
  3. Step 3: Cross multiply
    336,541.34x = 504,753.68 × 87,223.34
  4. Step 4: Simplify right side
    336,541.34x = 44,026,301,846.89
  5. Step 5: Solve for x
    x = 44,026,301,846.89/336,541.34
  6. Step 6: Final answer
    x = 130,819.89

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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.