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Finding the Fourth Proportional to 594,450.34, 820,341.48 and 339,807

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Solution

The fourth proportional to 594,450.34, 820,341.48 and 339,807 is: 468,933.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,450.34 : 820,341.48 = 339,807 : x
  2. Step 2: Convert to fraction form
    594,450.34/820,341.48 = 339,807/x
  3. Step 3: Cross multiply
    594,450.34x = 820,341.48 × 339,807
  4. Step 4: Simplify right side
    594,450.34x = 278,757,777,294.36
  5. Step 5: Solve for x
    x = 278,757,777,294.36/594,450.34
  6. Step 6: Final answer
    x = 468,933.67

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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.