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Finding the Fourth Proportional to 446,773, 616,546.74 and 245,569

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Solution

The fourth proportional to 446,773, 616,546.74 and 245,569 is: 338,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,773 : 616,546.74 = 245,569 : x
  2. Step 2: Convert to fraction form
    446,773/616,546.74 = 245,569/x
  3. Step 3: Cross multiply
    446,773x = 616,546.74 × 245,569
  4. Step 4: Simplify right side
    446,773x = 151,404,766,395.06
  5. Step 5: Solve for x
    x = 151,404,766,395.06/446,773
  6. Step 6: Final answer
    x = 338,885.22

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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.