Home / 433,743.28-650,640.44-167,505.20

Finding the Fourth Proportional to 433,743.28, 650,640.44 and 167,505.20

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Solution

The fourth proportional to 433,743.28, 650,640.44 and 167,505.20 is: 251,267.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,743.28 : 650,640.44 = 167,505.20 : x
  2. Step 2: Convert to fraction form
    433,743.28/650,640.44 = 167,505.20/x
  3. Step 3: Cross multiply
    433,743.28x = 650,640.44 × 167,505.20
  4. Step 4: Simplify right side
    433,743.28x = 108,985,657,030.29
  5. Step 5: Solve for x
    x = 108,985,657,030.29/433,743.28
  6. Step 6: Final answer
    x = 251,267.66

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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.