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Finding the Fourth Proportional to 8,592,741.50, 11,858,208.01 and 4,672,726.89

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Solution

The fourth proportional to 8,592,741.50, 11,858,208.01 and 4,672,726.89 is: 6,448,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592,741.50 : 11,858,208.01 = 4,672,726.89 : x
  2. Step 2: Convert to fraction form
    8,592,741.50/11,858,208.01 = 4,672,726.89/x
  3. Step 3: Cross multiply
    8,592,741.50x = 11,858,208.01 × 4,672,726.89
  4. Step 4: Simplify right side
    8,592,741.50x = 55,410,167,352,885.72
  5. Step 5: Solve for x
    x = 55,410,167,352,885.72/8,592,741.50
  6. Step 6: Final answer
    x = 6,448,485.32

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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.