Home / 888,980.20-1,333,470.30-829,493.80

Finding the Fourth Proportional to 888,980.20, 1,333,470.30 and 829,493.80

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Solution

The fourth proportional to 888,980.20, 1,333,470.30 and 829,493.80 is: 1,244,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,980.20 : 1,333,470.30 = 829,493.80 : x
  2. Step 2: Convert to fraction form
    888,980.20/1,333,470.30 = 829,493.80/x
  3. Step 3: Cross multiply
    888,980.20x = 1,333,470.30 × 829,493.80
  4. Step 4: Simplify right side
    888,980.20x = 1,106,105,346,334.14
  5. Step 5: Solve for x
    x = 1,106,105,346,334.14/888,980.20
  6. Step 6: Final answer
    x = 1,244,240.70

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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.