Home / 853,520.68-1,176,377.70-623,702.44

Finding the Fourth Proportional to 853,520.68, 1,176,377.70 and 623,702.44

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Solution

The fourth proportional to 853,520.68, 1,176,377.70 and 623,702.44 is: 859,627.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,520.68 : 1,176,377.70 = 623,702.44 : x
  2. Step 2: Convert to fraction form
    853,520.68/1,176,377.70 = 623,702.44/x
  3. Step 3: Cross multiply
    853,520.68x = 1,176,377.70 × 623,702.44
  4. Step 4: Simplify right side
    853,520.68x = 733,709,641,851.59
  5. Step 5: Solve for x
    x = 733,709,641,851.59/853,520.68
  6. Step 6: Final answer
    x = 859,627.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.