Home / 744,175.20-1,026,933.48-404,643.72

Finding the Fourth Proportional to 744,175.20, 1,026,933.48 and 404,643.72

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Solution

The fourth proportional to 744,175.20, 1,026,933.48 and 404,643.72 is: 558,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,175.20 : 1,026,933.48 = 404,643.72 : x
  2. Step 2: Convert to fraction form
    744,175.20/1,026,933.48 = 404,643.72/x
  3. Step 3: Cross multiply
    744,175.20x = 1,026,933.48 × 404,643.72
  4. Step 4: Simplify right side
    744,175.20x = 415,542,183,539.75
  5. Step 5: Solve for x
    x = 415,542,183,539.75/744,175.20
  6. Step 6: Final answer
    x = 558,392.95

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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.