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Finding the Fourth Proportional to 1,460.79, 2,191.52 and 536.33

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Solution

The fourth proportional to 1,460.79, 2,191.52 and 536.33 is: 804.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.79 : 2,191.52 = 536.33 : x
  2. Step 2: Convert to fraction form
    1,460.79/2,191.52 = 536.33/x
  3. Step 3: Cross multiply
    1,460.79x = 2,191.52 × 536.33
  4. Step 4: Simplify right side
    1,460.79x = 1,175,364.28
  5. Step 5: Solve for x
    x = 1,175,364.28/1,460.79
  6. Step 6: Final answer
    x = 804.61

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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.