Home / 422,865.06-583,860.03-272,224.50

Finding the Fourth Proportional to 422,865.06, 583,860.03 and 272,224.50

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Solution

The fourth proportional to 422,865.06, 583,860.03 and 272,224.50 is: 375,866.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,865.06 : 583,860.03 = 272,224.50 : x
  2. Step 2: Convert to fraction form
    422,865.06/583,860.03 = 272,224.50/x
  3. Step 3: Cross multiply
    422,865.06x = 583,860.03 × 272,224.50
  4. Step 4: Simplify right side
    422,865.06x = 158,941,004,736.74
  5. Step 5: Solve for x
    x = 158,941,004,736.74/422,865.06
  6. Step 6: Final answer
    x = 375,866.96

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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.