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Finding the Fourth Proportional to 2,448.17, 3,672.83 and 804.62

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Solution

The fourth proportional to 2,448.17, 3,672.83 and 804.62 is: 1,207.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.17 : 3,672.83 = 804.62 : x
  2. Step 2: Convert to fraction form
    2,448.17/3,672.83 = 804.62/x
  3. Step 3: Cross multiply
    2,448.17x = 3,672.83 × 804.62
  4. Step 4: Simplify right side
    2,448.17x = 2,955,214.11
  5. Step 5: Solve for x
    x = 2,955,214.11/2,448.17
  6. Step 6: Final answer
    x = 1,207.11

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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.