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Finding the Fourth Proportional to 544,006.20, 816,009.30 and 170,028.60

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Solution

The fourth proportional to 544,006.20, 816,009.30 and 170,028.60 is: 255,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,006.20 : 816,009.30 = 170,028.60 : x
  2. Step 2: Convert to fraction form
    544,006.20/816,009.30 = 170,028.60/x
  3. Step 3: Cross multiply
    544,006.20x = 816,009.30 × 170,028.60
  4. Step 4: Simplify right side
    544,006.20x = 138,744,918,865.98
  5. Step 5: Solve for x
    x = 138,744,918,865.98/544,006.20
  6. Step 6: Final answer
    x = 255,042.90

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Similar ratio
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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.