Home / 922,629.60-1,383,685.20-291,736.80

Finding the Fourth Proportional to 922,629.60, 1,383,685.20 and 291,736.80

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Solution

The fourth proportional to 922,629.60, 1,383,685.20 and 291,736.80 is: 437,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,629.60 : 1,383,685.20 = 291,736.80 : x
  2. Step 2: Convert to fraction form
    922,629.60/1,383,685.20 = 291,736.80/x
  3. Step 3: Cross multiply
    922,629.60x = 1,383,685.20 × 291,736.80
  4. Step 4: Simplify right side
    922,629.60x = 403,671,892,455.36
  5. Step 5: Solve for x
    x = 403,671,892,455.36/922,629.60
  6. Step 6: Final answer
    x = 437,523.24

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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.