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Finding the Fourth Proportional to 458,497.26, 632,697.75 and 254,536.29

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Solution

The fourth proportional to 458,497.26, 632,697.75 and 254,536.29 is: 351,244.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,497.26 : 632,697.75 = 254,536.29 : x
  2. Step 2: Convert to fraction form
    458,497.26/632,697.75 = 254,536.29/x
  3. Step 3: Cross multiply
    458,497.26x = 632,697.75 × 254,536.29
  4. Step 4: Simplify right side
    458,497.26x = 161,044,537,976.35
  5. Step 5: Solve for x
    x = 161,044,537,976.35/458,497.26
  6. Step 6: Final answer
    x = 351,244.28

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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.