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Finding the Fourth Proportional to 2,885.83, 4,327.20 and 1,495.72

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Solution

The fourth proportional to 2,885.83, 4,327.20 and 1,495.72 is: 2,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.83 : 4,327.20 = 1,495.72 : x
  2. Step 2: Convert to fraction form
    2,885.83/4,327.20 = 1,495.72/x
  3. Step 3: Cross multiply
    2,885.83x = 4,327.20 × 1,495.72
  4. Step 4: Simplify right side
    2,885.83x = 6,472,257.95
  5. Step 5: Solve for x
    x = 6,472,257.95/2,885.83
  6. Step 6: Final answer
    x = 2,242.78

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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.