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Finding the Fourth Proportional to 534,503.56, 737,583.42 and 292,738

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Solution

The fourth proportional to 534,503.56, 737,583.42 and 292,738 is: 403,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,503.56 : 737,583.42 = 292,738 : x
  2. Step 2: Convert to fraction form
    534,503.56/737,583.42 = 292,738/x
  3. Step 3: Cross multiply
    534,503.56x = 737,583.42 × 292,738
  4. Step 4: Simplify right side
    534,503.56x = 215,918,695,203.96
  5. Step 5: Solve for x
    x = 215,918,695,203.96/534,503.56
  6. Step 6: Final answer
    x = 403,961.19

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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.