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Finding the Fourth Proportional to 422,950.58, 583,708.71 and 232,000.88

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Solution

The fourth proportional to 422,950.58, 583,708.71 and 232,000.88 is: 320,181.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,950.58 : 583,708.71 = 232,000.88 : x
  2. Step 2: Convert to fraction form
    422,950.58/583,708.71 = 232,000.88/x
  3. Step 3: Cross multiply
    422,950.58x = 583,708.71 × 232,000.88
  4. Step 4: Simplify right side
    422,950.58x = 135,420,931,465.12
  5. Step 5: Solve for x
    x = 135,420,931,465.12/422,950.58
  6. Step 6: Final answer
    x = 320,181.46

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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.