Home / 896,011.26-1,236,495-493,603.26

Finding the Fourth Proportional to 896,011.26, 1,236,495 and 493,603.26

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Solution

The fourth proportional to 896,011.26, 1,236,495 and 493,603.26 is: 681,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,011.26 : 1,236,495 = 493,603.26 : x
  2. Step 2: Convert to fraction form
    896,011.26/1,236,495 = 493,603.26/x
  3. Step 3: Cross multiply
    896,011.26x = 1,236,495 × 493,603.26
  4. Step 4: Simplify right side
    896,011.26x = 610,337,962,973.70
  5. Step 5: Solve for x
    x = 610,337,962,973.70/896,011.26
  6. Step 6: Final answer
    x = 681,172.20

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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.