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Finding the Fourth Proportional to 1,834.69, 2,752.13 and 738.91

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Solution

The fourth proportional to 1,834.69, 2,752.13 and 738.91 is: 1,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.69 : 2,752.13 = 738.91 : x
  2. Step 2: Convert to fraction form
    1,834.69/2,752.13 = 738.91/x
  3. Step 3: Cross multiply
    1,834.69x = 2,752.13 × 738.91
  4. Step 4: Simplify right side
    1,834.69x = 2,033,572.01
  5. Step 5: Solve for x
    x = 2,033,572.01/1,834.69
  6. Step 6: Final answer
    x = 1,108.40

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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.