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Finding the Fourth Proportional to 1,354.08, 1,856.50 and 1,337.46

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Solution

The fourth proportional to 1,354.08, 1,856.50 and 1,337.46 is: 1,833.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354.08 : 1,856.50 = 1,337.46 : x
  2. Step 2: Convert to fraction form
    1,354.08/1,856.50 = 1,337.46/x
  3. Step 3: Cross multiply
    1,354.08x = 1,856.50 × 1,337.46
  4. Step 4: Simplify right side
    1,354.08x = 2,482,994.49
  5. Step 5: Solve for x
    x = 2,482,994.49/1,354.08
  6. Step 6: Final answer
    x = 1,833.71

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.