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Finding the Fourth Proportional to 692,481.98, 956,057.37 and 531,026.30

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Solution

The fourth proportional to 692,481.98, 956,057.37 and 531,026.30 is: 733,147.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,481.98 : 956,057.37 = 531,026.30 : x
  2. Step 2: Convert to fraction form
    692,481.98/956,057.37 = 531,026.30/x
  3. Step 3: Cross multiply
    692,481.98x = 956,057.37 × 531,026.30
  4. Step 4: Simplify right side
    692,481.98x = 507,691,607,778.83
  5. Step 5: Solve for x
    x = 507,691,607,778.83/692,481.98
  6. Step 6: Final answer
    x = 733,147.75

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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.