Home / 801,179.01-1,105,626.96-438,601.74

Finding the Fourth Proportional to 801,179.01, 1,105,626.96 and 438,601.74

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Solution

The fourth proportional to 801,179.01, 1,105,626.96 and 438,601.74 is: 605,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,179.01 : 1,105,626.96 = 438,601.74 : x
  2. Step 2: Convert to fraction form
    801,179.01/1,105,626.96 = 438,601.74/x
  3. Step 3: Cross multiply
    801,179.01x = 1,105,626.96 × 438,601.74
  4. Step 4: Simplify right side
    801,179.01x = 484,929,908,446.91
  5. Step 5: Solve for x
    x = 484,929,908,446.91/801,179.01
  6. Step 6: Final answer
    x = 605,270.36

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1.5x scale

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.