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Finding the Fourth Proportional to 2,357.92, 3,532.25 and 1,368.65

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Solution

The fourth proportional to 2,357.92, 3,532.25 and 1,368.65 is: 2,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.92 : 3,532.25 = 1,368.65 : x
  2. Step 2: Convert to fraction form
    2,357.92/3,532.25 = 1,368.65/x
  3. Step 3: Cross multiply
    2,357.92x = 3,532.25 × 1,368.65
  4. Step 4: Simplify right side
    2,357.92x = 4,834,432.84
  5. Step 5: Solve for x
    x = 4,834,432.84/2,357.92
  6. Step 6: Final answer
    x = 2,050.30

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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.