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Finding the Fourth Proportional to 5,357.68, 8,036.53 and 1,462.66

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Solution

The fourth proportional to 5,357.68, 8,036.53 and 1,462.66 is: 2,193.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.68 : 8,036.53 = 1,462.66 : x
  2. Step 2: Convert to fraction form
    5,357.68/8,036.53 = 1,462.66/x
  3. Step 3: Cross multiply
    5,357.68x = 8,036.53 × 1,462.66
  4. Step 4: Simplify right side
    5,357.68x = 11,754,710.97
  5. Step 5: Solve for x
    x = 11,754,710.97/5,357.68
  6. Step 6: Final answer
    x = 2,193.99

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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.