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Finding the Fourth Proportional to 379,825.28, 524,229.01 and 244,028.98

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Solution

The fourth proportional to 379,825.28, 524,229.01 and 244,028.98 is: 336,805.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,825.28 : 524,229.01 = 244,028.98 : x
  2. Step 2: Convert to fraction form
    379,825.28/524,229.01 = 244,028.98/x
  3. Step 3: Cross multiply
    379,825.28x = 524,229.01 × 244,028.98
  4. Step 4: Simplify right side
    379,825.28x = 127,927,069,376.57
  5. Step 5: Solve for x
    x = 127,927,069,376.57/379,825.28
  6. Step 6: Final answer
    x = 336,805.04

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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.