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Finding the Fourth Proportional to 536.96, 740.94 and 304.04

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Solution

The fourth proportional to 536.96, 740.94 and 304.04 is: 419.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.96 : 740.94 = 304.04 : x
  2. Step 2: Convert to fraction form
    536.96/740.94 = 304.04/x
  3. Step 3: Cross multiply
    536.96x = 740.94 × 304.04
  4. Step 4: Simplify right side
    536.96x = 225,275.40
  5. Step 5: Solve for x
    x = 225,275.40/536.96
  6. Step 6: Final answer
    x = 419.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.