Home / 966,627.20-1,449,940.80-266,211.20

Finding the Fourth Proportional to 966,627.20, 1,449,940.80 and 266,211.20

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Solution

The fourth proportional to 966,627.20, 1,449,940.80 and 266,211.20 is: 399,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,627.20 : 1,449,940.80 = 266,211.20 : x
  2. Step 2: Convert to fraction form
    966,627.20/1,449,940.80 = 266,211.20/x
  3. Step 3: Cross multiply
    966,627.20x = 1,449,940.80 × 266,211.20
  4. Step 4: Simplify right side
    966,627.20x = 385,990,480,296.96
  5. Step 5: Solve for x
    x = 385,990,480,296.96/966,627.20
  6. Step 6: Final answer
    x = 399,316.80

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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.