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Finding the Fourth Proportional to 228,724.60, 343,281.30 and 184,401.40

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Solution

The fourth proportional to 228,724.60, 343,281.30 and 184,401.40 is: 276,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,724.60 : 343,281.30 = 184,401.40 : x
  2. Step 2: Convert to fraction form
    228,724.60/343,281.30 = 184,401.40/x
  3. Step 3: Cross multiply
    228,724.60x = 343,281.30 × 184,401.40
  4. Step 4: Simplify right side
    228,724.60x = 63,301,552,313.82
  5. Step 5: Solve for x
    x = 63,301,552,313.82/228,724.60
  6. Step 6: Final answer
    x = 276,758.83

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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.