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Finding the Fourth Proportional to 1,498.50, 2,068.47 and 1,000.96

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Solution

The fourth proportional to 1,498.50, 2,068.47 and 1,000.96 is: 1,381.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498.50 : 2,068.47 = 1,000.96 : x
  2. Step 2: Convert to fraction form
    1,498.50/2,068.47 = 1,000.96/x
  3. Step 3: Cross multiply
    1,498.50x = 2,068.47 × 1,000.96
  4. Step 4: Simplify right side
    1,498.50x = 2,070,450.56
  5. Step 5: Solve for x
    x = 2,070,450.56/1,498.50
  6. Step 6: Final answer
    x = 1,381.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.