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Finding the Fourth Proportional to 534,376.64, 737,405.98 and 292,662.11

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Solution

The fourth proportional to 534,376.64, 737,405.98 and 292,662.11 is: 403,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,376.64 : 737,405.98 = 292,662.11 : x
  2. Step 2: Convert to fraction form
    534,376.64/737,405.98 = 292,662.11/x
  3. Step 3: Cross multiply
    534,376.64x = 737,405.98 × 292,662.11
  4. Step 4: Simplify right side
    534,376.64x = 215,810,791,145.28
  5. Step 5: Solve for x
    x = 215,810,791,145.28/534,376.64
  6. Step 6: Final answer
    x = 403,855.21

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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.