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Finding the Fourth Proportional to 294,877.01, 406,933.11 and 167,553.51

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Solution

The fourth proportional to 294,877.01, 406,933.11 and 167,553.51 is: 231,225.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,877.01 : 406,933.11 = 167,553.51 : x
  2. Step 2: Convert to fraction form
    294,877.01/406,933.11 = 167,553.51/x
  3. Step 3: Cross multiply
    294,877.01x = 406,933.11 × 167,553.51
  4. Step 4: Simplify right side
    294,877.01x = 68,183,070,915.72
  5. Step 5: Solve for x
    x = 68,183,070,915.72/294,877.01
  6. Step 6: Final answer
    x = 231,225.46

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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.