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Finding the Fourth Proportional to 568,028.40, 852,042.60 and 168,730.80

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Solution

The fourth proportional to 568,028.40, 852,042.60 and 168,730.80 is: 253,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,028.40 : 852,042.60 = 168,730.80 : x
  2. Step 2: Convert to fraction form
    568,028.40/852,042.60 = 168,730.80/x
  3. Step 3: Cross multiply
    568,028.40x = 852,042.60 × 168,730.80
  4. Step 4: Simplify right side
    568,028.40x = 143,765,829,532.08
  5. Step 5: Solve for x
    x = 143,765,829,532.08/568,028.40
  6. Step 6: Final answer
    x = 253,096.20

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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.