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Finding the Fourth Proportional to 422,950.58, 583,708.70 and 232,000.86

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Solution

The fourth proportional to 422,950.58, 583,708.70 and 232,000.86 is: 320,181.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,950.58 : 583,708.70 = 232,000.86 : x
  2. Step 2: Convert to fraction form
    422,950.58/583,708.70 = 232,000.86/x
  3. Step 3: Cross multiply
    422,950.58x = 583,708.70 × 232,000.86
  4. Step 4: Simplify right side
    422,950.58x = 135,420,920,389.48
  5. Step 5: Solve for x
    x = 135,420,920,389.48/422,950.58
  6. Step 6: Final answer
    x = 320,181.43

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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.