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Finding the Fourth Proportional to 484,298.24, 726,656.28 and 184,868.72

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Solution

The fourth proportional to 484,298.24, 726,656.28 and 184,868.72 is: 277,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,298.24 : 726,656.28 = 184,868.72 : x
  2. Step 2: Convert to fraction form
    484,298.24/726,656.28 = 184,868.72/x
  3. Step 3: Cross multiply
    484,298.24x = 726,656.28 × 184,868.72
  4. Step 4: Simplify right side
    484,298.24x = 134,336,016,363.56
  5. Step 5: Solve for x
    x = 134,336,016,363.56/484,298.24
  6. Step 6: Final answer
    x = 277,382.83

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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.