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Finding the Fourth Proportional to 522,650.30, 783,787.32 and 181,001.21

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Solution

The fourth proportional to 522,650.30, 783,787.32 and 181,001.21 is: 271,436.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,650.30 : 783,787.32 = 181,001.21 : x
  2. Step 2: Convert to fraction form
    522,650.30/783,787.32 = 181,001.21/x
  3. Step 3: Cross multiply
    522,650.30x = 783,787.32 × 181,001.21
  4. Step 4: Simplify right side
    522,650.30x = 141,866,449,383.72
  5. Step 5: Solve for x
    x = 141,866,449,383.72/522,650.30
  6. Step 6: Final answer
    x = 271,436.66

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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.