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Finding the Fourth Proportional to 6,261.60, 9,392.60 and 2,973.00

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Solution

The fourth proportional to 6,261.60, 9,392.60 and 2,973.00 is: 4,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.60 : 9,392.60 = 2,973.00 : x
  2. Step 2: Convert to fraction form
    6,261.60/9,392.60 = 2,973.00/x
  3. Step 3: Cross multiply
    6,261.60x = 9,392.60 × 2,973.00
  4. Step 4: Simplify right side
    6,261.60x = 27,924,137.97
  5. Step 5: Solve for x
    x = 27,924,137.97/6,261.60
  6. Step 6: Final answer
    x = 4,459.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.