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Finding the Fourth Proportional to 583,293.80, 874,460.70 and 263,466.60

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Solution

The fourth proportional to 583,293.80, 874,460.70 and 263,466.60 is: 394,983.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,293.80 : 874,460.70 = 263,466.60 : x
  2. Step 2: Convert to fraction form
    583,293.80/874,460.70 = 263,466.60/x
  3. Step 3: Cross multiply
    583,293.80x = 874,460.70 × 263,466.60
  4. Step 4: Simplify right side
    583,293.80x = 230,391,187,462.62
  5. Step 5: Solve for x
    x = 230,391,187,462.62/583,293.80
  6. Step 6: Final answer
    x = 394,983.09

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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.