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Finding the Fourth Proportional to 656,418.38, 984,540 and 183,064.10

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Solution

The fourth proportional to 656,418.38, 984,540 and 183,064.10 is: 274,571.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,418.38 : 984,540 = 183,064.10 : x
  2. Step 2: Convert to fraction form
    656,418.38/984,540 = 183,064.10/x
  3. Step 3: Cross multiply
    656,418.38x = 984,540 × 183,064.10
  4. Step 4: Simplify right side
    656,418.38x = 180,233,929,014
  5. Step 5: Solve for x
    x = 180,233,929,014/656,418.38
  6. Step 6: Final answer
    x = 274,571.73

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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.