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Finding the Fourth Proportional to 566,181.25, 781,072.65 and 336,608.26

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Solution

The fourth proportional to 566,181.25, 781,072.65 and 336,608.26 is: 464,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,181.25 : 781,072.65 = 336,608.26 : x
  2. Step 2: Convert to fraction form
    566,181.25/781,072.65 = 336,608.26/x
  3. Step 3: Cross multiply
    566,181.25x = 781,072.65 × 336,608.26
  4. Step 4: Simplify right side
    566,181.25x = 262,915,505,650.09
  5. Step 5: Solve for x
    x = 262,915,505,650.09/566,181.25
  6. Step 6: Final answer
    x = 464,366.32

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Similar ratio
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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.