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Finding the Fourth Proportional to 323,554.44, 446,373.61 and 214,710.11

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Solution

The fourth proportional to 323,554.44, 446,373.61 and 214,710.11 is: 296,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,554.44 : 446,373.61 = 214,710.11 : x
  2. Step 2: Convert to fraction form
    323,554.44/446,373.61 = 214,710.11/x
  3. Step 3: Cross multiply
    323,554.44x = 446,373.61 × 214,710.11
  4. Step 4: Simplify right side
    323,554.44x = 95,840,923,598.78
  5. Step 5: Solve for x
    x = 95,840,923,598.78/323,554.44
  6. Step 6: Final answer
    x = 296,212.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.