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Finding the Fourth Proportional to 544,092.20, 816,215.10 and 170,076.20

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Solution

The fourth proportional to 544,092.20, 816,215.10 and 170,076.20 is: 255,138.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,092.20 : 816,215.10 = 170,076.20 : x
  2. Step 2: Convert to fraction form
    544,092.20/816,215.10 = 170,076.20/x
  3. Step 3: Cross multiply
    544,092.20x = 816,215.10 × 170,076.20
  4. Step 4: Simplify right side
    544,092.20x = 138,818,762,590.62
  5. Step 5: Solve for x
    x = 138,818,762,590.62/544,092.20
  6. Step 6: Final answer
    x = 255,138.31

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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.