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Finding the Fourth Proportional to 5,849,796.72, 8,772,907.20 and 2,062,393.92

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Solution

The fourth proportional to 5,849,796.72, 8,772,907.20 and 2,062,393.92 is: 3,092,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,849,796.72 : 8,772,907.20 = 2,062,393.92 : x
  2. Step 2: Convert to fraction form
    5,849,796.72/8,772,907.20 = 2,062,393.92/x
  3. Step 3: Cross multiply
    5,849,796.72x = 8,772,907.20 × 2,062,393.92
  4. Step 4: Simplify right side
    5,849,796.72x = 18,093,190,470,004.22
  5. Step 5: Solve for x
    x = 18,093,190,470,004.22/5,849,796.72
  6. Step 6: Final answer
    x = 3,092,960.55

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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.