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Finding the Fourth Proportional to 7,349,826.40, 11,003,744.40 and 6,593,999.20

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Solution

The fourth proportional to 7,349,826.40, 11,003,744.40 and 6,593,999.20 is: 9,872,162.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349,826.40 : 11,003,744.40 = 6,593,999.20 : x
  2. Step 2: Convert to fraction form
    7,349,826.40/11,003,744.40 = 6,593,999.20/x
  3. Step 3: Cross multiply
    7,349,826.40x = 11,003,744.40 × 6,593,999.20
  4. Step 4: Simplify right side
    7,349,826.40x = 72,558,681,770,604.48
  5. Step 5: Solve for x
    x = 72,558,681,770,604.48/7,349,826.40
  6. Step 6: Final answer
    x = 9,872,162.66

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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.