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Finding the Fourth Proportional to 583,676.80, 874,834.80 and 268,165.60

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Solution

The fourth proportional to 583,676.80, 874,834.80 and 268,165.60 is: 401,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,676.80 : 874,834.80 = 268,165.60 : x
  2. Step 2: Convert to fraction form
    583,676.80/874,834.80 = 268,165.60/x
  3. Step 3: Cross multiply
    583,676.80x = 874,834.80 × 268,165.60
  4. Step 4: Simplify right side
    583,676.80x = 234,600,599,042.88
  5. Step 5: Solve for x
    x = 234,600,599,042.88/583,676.80
  6. Step 6: Final answer
    x = 401,935.80

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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.