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Finding the Fourth Proportional to 582,755.21, 874,251.48 and 245,797.12

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Solution

The fourth proportional to 582,755.21, 874,251.48 and 245,797.12 is: 368,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,755.21 : 874,251.48 = 245,797.12 : x
  2. Step 2: Convert to fraction form
    582,755.21/874,251.48 = 245,797.12/x
  3. Step 3: Cross multiply
    582,755.21x = 874,251.48 × 245,797.12
  4. Step 4: Simplify right side
    582,755.21x = 214,888,495,939.74
  5. Step 5: Solve for x
    x = 214,888,495,939.74/582,755.21
  6. Step 6: Final answer
    x = 368,745.73

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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.