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Finding the Fourth Proportional to 446,723.70, 624,013.50 and 446,723.70

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Solution

The fourth proportional to 446,723.70, 624,013.50 and 446,723.70 is: 624,013.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,723.70 : 624,013.50 = 446,723.70 : x
  2. Step 2: Convert to fraction form
    446,723.70/624,013.50 = 446,723.70/x
  3. Step 3: Cross multiply
    446,723.70x = 624,013.50 × 446,723.70
  4. Step 4: Simplify right side
    446,723.70x = 278,761,619,569.95
  5. Step 5: Solve for x
    x = 278,761,619,569.95/446,723.70
  6. Step 6: Final answer
    x = 624,013.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.