Home / 896,394.44-1,236,988.34-488,487.59

Finding the Fourth Proportional to 896,394.44, 1,236,988.34 and 488,487.59

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Solution

The fourth proportional to 896,394.44, 1,236,988.34 and 488,487.59 is: 674,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,394.44 : 1,236,988.34 = 488,487.59 : x
  2. Step 2: Convert to fraction form
    896,394.44/1,236,988.34 = 488,487.59/x
  3. Step 3: Cross multiply
    896,394.44x = 1,236,988.34 × 488,487.59
  4. Step 4: Simplify right side
    896,394.44x = 604,253,450,907.86
  5. Step 5: Solve for x
    x = 604,253,450,907.86/896,394.44
  6. Step 6: Final answer
    x = 674,093.26

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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.