Home / 859,919.04-1,186,633.44-477,922.56

Finding the Fourth Proportional to 859,919.04, 1,186,633.44 and 477,922.56

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Solution

The fourth proportional to 859,919.04, 1,186,633.44 and 477,922.56 is: 659,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,919.04 : 1,186,633.44 = 477,922.56 : x
  2. Step 2: Convert to fraction form
    859,919.04/1,186,633.44 = 477,922.56/x
  3. Step 3: Cross multiply
    859,919.04x = 1,186,633.44 × 477,922.56
  4. Step 4: Simplify right side
    859,919.04x = 567,118,891,426.41
  5. Step 5: Solve for x
    x = 567,118,891,426.41/859,919.04
  6. Step 6: Final answer
    x = 659,502.66

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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.