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Finding the Fourth Proportional to 605,827.26, 836,042.31 and 351,326.34

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Solution

The fourth proportional to 605,827.26, 836,042.31 and 351,326.34 is: 484,830.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,827.26 : 836,042.31 = 351,326.34 : x
  2. Step 2: Convert to fraction form
    605,827.26/836,042.31 = 351,326.34/x
  3. Step 3: Cross multiply
    605,827.26x = 836,042.31 × 351,326.34
  4. Step 4: Simplify right side
    605,827.26x = 293,723,684,857.45
  5. Step 5: Solve for x
    x = 293,723,684,857.45/605,827.26
  6. Step 6: Final answer
    x = 484,830.75

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1.5x scale

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.