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Finding the Fourth Proportional to 339,596.64, 509,365.59 and 114,952.26

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Solution

The fourth proportional to 339,596.64, 509,365.59 and 114,952.26 is: 172,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,596.64 : 509,365.59 = 114,952.26 : x
  2. Step 2: Convert to fraction form
    339,596.64/509,365.59 = 114,952.26/x
  3. Step 3: Cross multiply
    339,596.64x = 509,365.59 × 114,952.26
  4. Step 4: Simplify right side
    339,596.64x = 58,552,725,736.73
  5. Step 5: Solve for x
    x = 58,552,725,736.73/339,596.64
  6. Step 6: Final answer
    x = 172,418.45

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1.5x scale

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.