Home / 400,496.67-552,677.04-219,204.36

Finding the Fourth Proportional to 400,496.67, 552,677.04 and 219,204.36

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Solution

The fourth proportional to 400,496.67, 552,677.04 and 219,204.36 is: 302,497.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,496.67 : 552,677.04 = 219,204.36 : x
  2. Step 2: Convert to fraction form
    400,496.67/552,677.04 = 219,204.36/x
  3. Step 3: Cross multiply
    400,496.67x = 552,677.04 × 219,204.36
  4. Step 4: Simplify right side
    400,496.67x = 121,149,216,839.89
  5. Step 5: Solve for x
    x = 121,149,216,839.89/400,496.67
  6. Step 6: Final answer
    x = 302,497.44

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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.