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Finding the Fourth Proportional to 253,943.29, 350,255.50 and 182,396.80

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Solution

The fourth proportional to 253,943.29, 350,255.50 and 182,396.80 is: 251,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,943.29 : 350,255.50 = 182,396.80 : x
  2. Step 2: Convert to fraction form
    253,943.29/350,255.50 = 182,396.80/x
  3. Step 3: Cross multiply
    253,943.29x = 350,255.50 × 182,396.80
  4. Step 4: Simplify right side
    253,943.29x = 63,885,482,382.40
  5. Step 5: Solve for x
    x = 63,885,482,382.40/253,943.29
  6. Step 6: Final answer
    x = 251,573.82

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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.