Home / 859,170.74-1,185,523.94-496,524.62

Finding the Fourth Proportional to 859,170.74, 1,185,523.94 and 496,524.62

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Solution

The fourth proportional to 859,170.74, 1,185,523.94 and 496,524.62 is: 685,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,170.74 : 1,185,523.94 = 496,524.62 : x
  2. Step 2: Convert to fraction form
    859,170.74/1,185,523.94 = 496,524.62/x
  3. Step 3: Cross multiply
    859,170.74x = 1,185,523.94 × 496,524.62
  4. Step 4: Simplify right side
    859,170.74x = 588,641,815,399.16
  5. Step 5: Solve for x
    x = 588,641,815,399.16/859,170.74
  6. Step 6: Final answer
    x = 685,127.87

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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.