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Finding the Fourth Proportional to 536.23, 740.24 and 508.96

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Solution

The fourth proportional to 536.23, 740.24 and 508.96 is: 702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.23 : 740.24 = 508.96 : x
  2. Step 2: Convert to fraction form
    536.23/740.24 = 508.96/x
  3. Step 3: Cross multiply
    536.23x = 740.24 × 508.96
  4. Step 4: Simplify right side
    536.23x = 376,752.55
  5. Step 5: Solve for x
    x = 376,752.55/536.23
  6. Step 6: Final answer
    x = 702.60

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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.