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Finding the Fourth Proportional to 473,493.26, 653,258.62 and 269,493.09

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Solution

The fourth proportional to 473,493.26, 653,258.62 and 269,493.09 is: 371,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,493.26 : 653,258.62 = 269,493.09 : x
  2. Step 2: Convert to fraction form
    473,493.26/653,258.62 = 269,493.09/x
  3. Step 3: Cross multiply
    473,493.26x = 653,258.62 × 269,493.09
  4. Step 4: Simplify right side
    473,493.26x = 176,048,685,634.66
  5. Step 5: Solve for x
    x = 176,048,685,634.66/473,493.26
  6. Step 6: Final answer
    x = 371,808.22

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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.