Home / 435,635.22-653,534.43-195,743.19

Finding the Fourth Proportional to 435,635.22, 653,534.43 and 195,743.19

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Solution

The fourth proportional to 435,635.22, 653,534.43 and 195,743.19 is: 293,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,635.22 : 653,534.43 = 195,743.19 : x
  2. Step 2: Convert to fraction form
    435,635.22/653,534.43 = 195,743.19/x
  3. Step 3: Cross multiply
    435,635.22x = 653,534.43 × 195,743.19
  4. Step 4: Simplify right side
    435,635.22x = 127,924,914,103.03
  5. Step 5: Solve for x
    x = 127,924,914,103.03/435,635.22
  6. Step 6: Final answer
    x = 293,651.45

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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.