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Finding the Fourth Proportional to 605,976.16, 836,209.48 and 334,030

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Solution

The fourth proportional to 605,976.16, 836,209.48 and 334,030 is: 460,940.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,976.16 : 836,209.48 = 334,030 : x
  2. Step 2: Convert to fraction form
    605,976.16/836,209.48 = 334,030/x
  3. Step 3: Cross multiply
    605,976.16x = 836,209.48 × 334,030
  4. Step 4: Simplify right side
    605,976.16x = 279,319,052,604.40
  5. Step 5: Solve for x
    x = 279,319,052,604.40/605,976.16
  6. Step 6: Final answer
    x = 460,940.66

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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.