Home / 839,110.70-1,259,103.45-365,843.90

Finding the Fourth Proportional to 839,110.70, 1,259,103.45 and 365,843.90

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Solution

The fourth proportional to 839,110.70, 1,259,103.45 and 365,843.90 is: 548,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,110.70 : 1,259,103.45 = 365,843.90 : x
  2. Step 2: Convert to fraction form
    839,110.70/1,259,103.45 = 365,843.90/x
  3. Step 3: Cross multiply
    839,110.70x = 1,259,103.45 × 365,843.90
  4. Step 4: Simplify right side
    839,110.70x = 460,635,316,651.46
  5. Step 5: Solve for x
    x = 460,635,316,651.46/839,110.70
  6. Step 6: Final answer
    x = 548,956.55

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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.