Home / 776,207.20-1,164,310.80-732,904.60

Finding the Fourth Proportional to 776,207.20, 1,164,310.80 and 732,904.60

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Solution

The fourth proportional to 776,207.20, 1,164,310.80 and 732,904.60 is: 1,099,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,207.20 : 1,164,310.80 = 732,904.60 : x
  2. Step 2: Convert to fraction form
    776,207.20/1,164,310.80 = 732,904.60/x
  3. Step 3: Cross multiply
    776,207.20x = 1,164,310.80 × 732,904.60
  4. Step 4: Simplify right side
    776,207.20x = 853,328,741,149.68
  5. Step 5: Solve for x
    x = 853,328,741,149.68/776,207.20
  6. Step 6: Final answer
    x = 1,099,356.90

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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.