Home / 908,524.30-1,361,255.55-718,255.30

Finding the Fourth Proportional to 908,524.30, 1,361,255.55 and 718,255.30

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Solution

The fourth proportional to 908,524.30, 1,361,255.55 and 718,255.30 is: 1,076,172.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,524.30 : 1,361,255.55 = 718,255.30 : x
  2. Step 2: Convert to fraction form
    908,524.30/1,361,255.55 = 718,255.30/x
  3. Step 3: Cross multiply
    908,524.30x = 1,361,255.55 × 718,255.30
  4. Step 4: Simplify right side
    908,524.30x = 977,729,013,441.92
  5. Step 5: Solve for x
    x = 977,729,013,441.92/908,524.30
  6. Step 6: Final answer
    x = 1,076,172.66

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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.