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Finding the Fourth Proportional to 5,260.17, 7,891.53 and 1,750.17

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Solution

The fourth proportional to 5,260.17, 7,891.53 and 1,750.17 is: 2,625.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.17 : 7,891.53 = 1,750.17 : x
  2. Step 2: Convert to fraction form
    5,260.17/7,891.53 = 1,750.17/x
  3. Step 3: Cross multiply
    5,260.17x = 7,891.53 × 1,750.17
  4. Step 4: Simplify right side
    5,260.17x = 13,811,490.27
  5. Step 5: Solve for x
    x = 13,811,490.27/5,260.17
  6. Step 6: Final answer
    x = 2,625.68

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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.