Home / 851,567.27-1,175,109.17-488,735.75

Finding the Fourth Proportional to 851,567.27, 1,175,109.17 and 488,735.75

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Solution

The fourth proportional to 851,567.27, 1,175,109.17 and 488,735.75 is: 674,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,567.27 : 1,175,109.17 = 488,735.75 : x
  2. Step 2: Convert to fraction form
    851,567.27/1,175,109.17 = 488,735.75/x
  3. Step 3: Cross multiply
    851,567.27x = 1,175,109.17 × 488,735.75
  4. Step 4: Simplify right side
    851,567.27x = 574,317,853,212.60
  5. Step 5: Solve for x
    x = 574,317,853,212.60/851,567.27
  6. Step 6: Final answer
    x = 674,424.53

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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.