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Finding the Fourth Proportional to 1,035.46, 1,549.98 and 887.83

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Solution

The fourth proportional to 1,035.46, 1,549.98 and 887.83 is: 1,328.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.46 : 1,549.98 = 887.83 : x
  2. Step 2: Convert to fraction form
    1,035.46/1,549.98 = 887.83/x
  3. Step 3: Cross multiply
    1,035.46x = 1,549.98 × 887.83
  4. Step 4: Simplify right side
    1,035.46x = 1,376,118.74
  5. Step 5: Solve for x
    x = 1,376,118.74/1,035.46
  6. Step 6: Final answer
    x = 1,328.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.