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Finding the Fourth Proportional to 6,345,854.69, 8,757,821.66 and 3,593,027.16

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Solution

The fourth proportional to 6,345,854.69, 8,757,821.66 and 3,593,027.16 is: 4,958,684.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345,854.69 : 8,757,821.66 = 3,593,027.16 : x
  2. Step 2: Convert to fraction form
    6,345,854.69/8,757,821.66 = 3,593,027.16/x
  3. Step 3: Cross multiply
    6,345,854.69x = 8,757,821.66 × 3,593,027.16
  4. Step 4: Simplify right side
    6,345,854.69x = 31,467,091,068,851.15
  5. Step 5: Solve for x
    x = 31,467,091,068,851.15/6,345,854.69
  6. Step 6: Final answer
    x = 4,958,684.47

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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.