Home / 639,923.24-960,092.37-190,647.96

Finding the Fourth Proportional to 639,923.24, 960,092.37 and 190,647.96

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Solution

The fourth proportional to 639,923.24, 960,092.37 and 190,647.96 is: 286,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,923.24 : 960,092.37 = 190,647.96 : x
  2. Step 2: Convert to fraction form
    639,923.24/960,092.37 = 190,647.96/x
  3. Step 3: Cross multiply
    639,923.24x = 960,092.37 × 190,647.96
  4. Step 4: Simplify right side
    639,923.24x = 183,039,651,752.07
  5. Step 5: Solve for x
    x = 183,039,651,752.07/639,923.24
  6. Step 6: Final answer
    x = 286,033.76

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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.