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Finding the Fourth Proportional to 568,000.92, 783,841.22 and 313,352.11

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Solution

The fourth proportional to 568,000.92, 783,841.22 and 313,352.11 is: 432,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,000.92 : 783,841.22 = 313,352.11 : x
  2. Step 2: Convert to fraction form
    568,000.92/783,841.22 = 313,352.11/x
  3. Step 3: Cross multiply
    568,000.92x = 783,841.22 × 313,352.11
  4. Step 4: Simplify right side
    568,000.92x = 245,618,300,780.09
  5. Step 5: Solve for x
    x = 245,618,300,780.09/568,000.92
  6. Step 6: Final answer
    x = 432,425.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.