Home / 911,196.40-1,366,794.60-437,767.60

Finding the Fourth Proportional to 911,196.40, 1,366,794.60 and 437,767.60

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Solution

The fourth proportional to 911,196.40, 1,366,794.60 and 437,767.60 is: 656,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,196.40 : 1,366,794.60 = 437,767.60 : x
  2. Step 2: Convert to fraction form
    911,196.40/1,366,794.60 = 437,767.60/x
  3. Step 3: Cross multiply
    911,196.40x = 1,366,794.60 × 437,767.60
  4. Step 4: Simplify right side
    911,196.40x = 598,338,391,734.96
  5. Step 5: Solve for x
    x = 598,338,391,734.96/911,196.40
  6. Step 6: Final answer
    x = 656,651.40

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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.