Home / 1,100,562.35-1,650,843.53-628,170.35

Finding the Fourth Proportional to 1,100,562.35, 1,650,843.53 and 628,170.35

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Solution

The fourth proportional to 1,100,562.35, 1,650,843.53 and 628,170.35 is: 942,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,562.35 : 1,650,843.53 = 628,170.35 : x
  2. Step 2: Convert to fraction form
    1,100,562.35/1,650,843.53 = 628,170.35/x
  3. Step 3: Cross multiply
    1,100,562.35x = 1,650,843.53 × 628,170.35
  4. Step 4: Simplify right side
    1,100,562.35x = 1,037,010,954,894.48
  5. Step 5: Solve for x
    x = 1,037,010,954,894.48/1,100,562.35
  6. Step 6: Final answer
    x = 942,255.53

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.