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Finding the Fourth Proportional to 2,281.85, 3,416.10 and 2,062.98

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Solution

The fourth proportional to 2,281.85, 3,416.10 and 2,062.98 is: 3,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.85 : 3,416.10 = 2,062.98 : x
  2. Step 2: Convert to fraction form
    2,281.85/3,416.10 = 2,062.98/x
  3. Step 3: Cross multiply
    2,281.85x = 3,416.10 × 2,062.98
  4. Step 4: Simplify right side
    2,281.85x = 7,047,325.43
  5. Step 5: Solve for x
    x = 7,047,325.43/2,281.85
  6. Step 6: Final answer
    x = 3,088.43

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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.