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Finding the Fourth Proportional to 541,101.33, 811,651.32 and 217,035.72

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Solution

The fourth proportional to 541,101.33, 811,651.32 and 217,035.72 is: 325,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,101.33 : 811,651.32 = 217,035.72 : x
  2. Step 2: Convert to fraction form
    541,101.33/811,651.32 = 217,035.72/x
  3. Step 3: Cross multiply
    541,101.33x = 811,651.32 × 217,035.72
  4. Step 4: Simplify right side
    541,101.33x = 176,157,328,625.15
  5. Step 5: Solve for x
    x = 176,157,328,625.15/541,101.33
  6. Step 6: Final answer
    x = 325,553.31

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1.5x scale

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.