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Finding the Fourth Proportional to 521,842.92, 782,560.14 and 184,753.32

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Solution

The fourth proportional to 521,842.92, 782,560.14 and 184,753.32 is: 277,057.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,842.92 : 782,560.14 = 184,753.32 : x
  2. Step 2: Convert to fraction form
    521,842.92/782,560.14 = 184,753.32/x
  3. Step 3: Cross multiply
    521,842.92x = 782,560.14 × 184,753.32
  4. Step 4: Simplify right side
    521,842.92x = 144,580,583,964.67
  5. Step 5: Solve for x
    x = 144,580,583,964.67/521,842.92
  6. Step 6: Final answer
    x = 277,057.67

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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.