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Finding the Fourth Proportional to 319,586.38, 441,014.43 and 183,524.59

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Solution

The fourth proportional to 319,586.38, 441,014.43 and 183,524.59 is: 253,255.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,586.38 : 441,014.43 = 183,524.59 : x
  2. Step 2: Convert to fraction form
    319,586.38/441,014.43 = 183,524.59/x
  3. Step 3: Cross multiply
    319,586.38x = 441,014.43 × 183,524.59
  4. Step 4: Simplify right side
    319,586.38x = 80,936,992,449.83
  5. Step 5: Solve for x
    x = 80,936,992,449.83/319,586.38
  6. Step 6: Final answer
    x = 253,255.45

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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.