Home / 446,821.44-616,615.20-245,618.88

Finding the Fourth Proportional to 446,821.44, 616,615.20 and 245,618.88

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Solution

The fourth proportional to 446,821.44, 616,615.20 and 245,618.88 is: 338,954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,821.44 : 616,615.20 = 245,618.88 : x
  2. Step 2: Convert to fraction form
    446,821.44/616,615.20 = 245,618.88/x
  3. Step 3: Cross multiply
    446,821.44x = 616,615.20 × 245,618.88
  4. Step 4: Simplify right side
    446,821.44x = 151,452,334,814.98
  5. Step 5: Solve for x
    x = 151,452,334,814.98/446,821.44
  6. Step 6: Final answer
    x = 338,954.94

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1.5x scale

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.