Home / 500,747.36-751,244.16-145,764.46

Finding the Fourth Proportional to 500,747.36, 751,244.16 and 145,764.46

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Solution

The fourth proportional to 500,747.36, 751,244.16 and 145,764.46 is: 218,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,747.36 : 751,244.16 = 145,764.46 : x
  2. Step 2: Convert to fraction form
    500,747.36/751,244.16 = 145,764.46/x
  3. Step 3: Cross multiply
    500,747.36x = 751,244.16 × 145,764.46
  4. Step 4: Simplify right side
    500,747.36x = 109,504,695,554.33
  5. Step 5: Solve for x
    x = 109,504,695,554.33/500,747.36
  6. Step 6: Final answer
    x = 218,682.52

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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.