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Finding the Fourth Proportional to 6,561,796.60, 9,842,694.90 and 5,963,433.40

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Solution

The fourth proportional to 6,561,796.60, 9,842,694.90 and 5,963,433.40 is: 8,945,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561,796.60 : 9,842,694.90 = 5,963,433.40 : x
  2. Step 2: Convert to fraction form
    6,561,796.60/9,842,694.90 = 5,963,433.40/x
  3. Step 3: Cross multiply
    6,561,796.60x = 9,842,694.90 × 5,963,433.40
  4. Step 4: Simplify right side
    6,561,796.60x = 58,696,255,512,669.66
  5. Step 5: Solve for x
    x = 58,696,255,512,669.66/6,561,796.60
  6. Step 6: Final answer
    x = 8,945,150.10

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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.