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Finding the Fourth Proportional to 213,556.84, 294,344.52 and 195,457.32

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Solution

The fourth proportional to 213,556.84, 294,344.52 and 195,457.32 is: 269,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,556.84 : 294,344.52 = 195,457.32 : x
  2. Step 2: Convert to fraction form
    213,556.84/294,344.52 = 195,457.32/x
  3. Step 3: Cross multiply
    213,556.84x = 294,344.52 × 195,457.32
  4. Step 4: Simplify right side
    213,556.84x = 57,531,791,035.89
  5. Step 5: Solve for x
    x = 57,531,791,035.89/213,556.84
  6. Step 6: Final answer
    x = 269,398.03

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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.