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Finding the Fourth Proportional to 336,423.92, 504,064.60 and 203,023.84

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Solution

The fourth proportional to 336,423.92, 504,064.60 and 203,023.84 is: 304,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,423.92 : 504,064.60 = 203,023.84 : x
  2. Step 2: Convert to fraction form
    336,423.92/504,064.60 = 203,023.84/x
  3. Step 3: Cross multiply
    336,423.92x = 504,064.60 × 203,023.84
  4. Step 4: Simplify right side
    336,423.92x = 102,337,130,700.06
  5. Step 5: Solve for x
    x = 102,337,130,700.06/336,423.92
  6. Step 6: Final answer
    x = 304,191.01

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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.