Home / 800,833.44-1,105,116.96-438,248.16

Finding the Fourth Proportional to 800,833.44, 1,105,116.96 and 438,248.16

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Solution

The fourth proportional to 800,833.44, 1,105,116.96 and 438,248.16 is: 604,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,833.44 : 1,105,116.96 = 438,248.16 : x
  2. Step 2: Convert to fraction form
    800,833.44/1,105,116.96 = 438,248.16/x
  3. Step 3: Cross multiply
    800,833.44x = 1,105,116.96 × 438,248.16
  4. Step 4: Simplify right side
    800,833.44x = 484,315,474,304.79
  5. Step 5: Solve for x
    x = 484,315,474,304.79/800,833.44
  6. Step 6: Final answer
    x = 604,764.30

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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.