Home / 876,107.04-1,313,962.38-402,336.96

Finding the Fourth Proportional to 876,107.04, 1,313,962.38 and 402,336.96

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Solution

The fourth proportional to 876,107.04, 1,313,962.38 and 402,336.96 is: 603,414.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,107.04 : 1,313,962.38 = 402,336.96 : x
  2. Step 2: Convert to fraction form
    876,107.04/1,313,962.38 = 402,336.96/x
  3. Step 3: Cross multiply
    876,107.04x = 1,313,962.38 × 402,336.96
  4. Step 4: Simplify right side
    876,107.04x = 528,655,629,523.57
  5. Step 5: Solve for x
    x = 528,655,629,523.57/876,107.04
  6. Step 6: Final answer
    x = 603,414.43

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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.