Home / 945,849.60-1,416,441.60-628,588.80

Finding the Fourth Proportional to 945,849.60, 1,416,441.60 and 628,588.80

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Solution

The fourth proportional to 945,849.60, 1,416,441.60 and 628,588.80 is: 941,332.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,849.60 : 1,416,441.60 = 628,588.80 : x
  2. Step 2: Convert to fraction form
    945,849.60/1,416,441.60 = 628,588.80/x
  3. Step 3: Cross multiply
    945,849.60x = 1,416,441.60 × 628,588.80
  4. Step 4: Simplify right side
    945,849.60x = 890,359,325,614.08
  5. Step 5: Solve for x
    x = 890,359,325,614.08/945,849.60
  6. Step 6: Final answer
    x = 941,332.88

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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.