Home / 945,882.60-1,416,491.10-628,621.80

Finding the Fourth Proportional to 945,882.60, 1,416,491.10 and 628,621.80

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Solution

The fourth proportional to 945,882.60, 1,416,491.10 and 628,621.80 is: 941,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,882.60 : 1,416,491.10 = 628,621.80 : x
  2. Step 2: Convert to fraction form
    945,882.60/1,416,491.10 = 628,621.80/x
  3. Step 3: Cross multiply
    945,882.60x = 1,416,491.10 × 628,621.80
  4. Step 4: Simplify right side
    945,882.60x = 890,437,184,965.98
  5. Step 5: Solve for x
    x = 890,437,184,965.98/945,882.60
  6. Step 6: Final answer
    x = 941,382.35

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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.