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Finding the Fourth Proportional to 540.14, 743.60 and 466.04

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Solution

The fourth proportional to 540.14, 743.60 and 466.04 is: 641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    540.14 : 743.60 = 466.04 : x
  2. Step 2: Convert to fraction form
    540.14/743.60 = 466.04/x
  3. Step 3: Cross multiply
    540.14x = 743.60 × 466.04
  4. Step 4: Simplify right side
    540.14x = 346,547.34
  5. Step 5: Solve for x
    x = 346,547.34/540.14
  6. Step 6: Final answer
    x = 641.59

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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.