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Finding the Fourth Proportional to 454,578.55, 681,703.80 and 184,593.40

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Solution

The fourth proportional to 454,578.55, 681,703.80 and 184,593.40 is: 276,823.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,578.55 : 681,703.80 = 184,593.40 : x
  2. Step 2: Convert to fraction form
    454,578.55/681,703.80 = 184,593.40/x
  3. Step 3: Cross multiply
    454,578.55x = 681,703.80 × 184,593.40
  4. Step 4: Simplify right side
    454,578.55x = 125,838,022,234.92
  5. Step 5: Solve for x
    x = 125,838,022,234.92/454,578.55
  6. Step 6: Final answer
    x = 276,823.49

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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.