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Finding the Fourth Proportional to 582,603.76, 874,245.32 and 245,623.76

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Solution

The fourth proportional to 582,603.76, 874,245.32 and 245,623.76 is: 368,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,603.76 : 874,245.32 = 245,623.76 : x
  2. Step 2: Convert to fraction form
    582,603.76/874,245.32 = 245,623.76/x
  3. Step 3: Cross multiply
    582,603.76x = 874,245.32 × 245,623.76
  4. Step 4: Simplify right side
    582,603.76x = 214,735,422,660.80
  5. Step 5: Solve for x
    x = 214,735,422,660.80/582,603.76
  6. Step 6: Final answer
    x = 368,578.85

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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.