Home / 804,914.70-1,205,989.65-383,282.70

Finding the Fourth Proportional to 804,914.70, 1,205,989.65 and 383,282.70

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Solution

The fourth proportional to 804,914.70, 1,205,989.65 and 383,282.70 is: 574,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,914.70 : 1,205,989.65 = 383,282.70 : x
  2. Step 2: Convert to fraction form
    804,914.70/1,205,989.65 = 383,282.70/x
  3. Step 3: Cross multiply
    804,914.70x = 1,205,989.65 × 383,282.70
  4. Step 4: Simplify right side
    804,914.70x = 462,234,969,224.06
  5. Step 5: Solve for x
    x = 462,234,969,224.06/804,914.70
  6. Step 6: Final answer
    x = 574,265.78

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1.5x scale

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.