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Finding the Fourth Proportional to 6,468,841.17, 8,927,502.08 and 3,568,485.51

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Solution

The fourth proportional to 6,468,841.17, 8,927,502.08 and 3,568,485.51 is: 4,924,786.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468,841.17 : 8,927,502.08 = 3,568,485.51 : x
  2. Step 2: Convert to fraction form
    6,468,841.17/8,927,502.08 = 3,568,485.51/x
  3. Step 3: Cross multiply
    6,468,841.17x = 8,927,502.08 × 3,568,485.51
  4. Step 4: Simplify right side
    6,468,841.17x = 31,857,661,795,132.43
  5. Step 5: Solve for x
    x = 31,857,661,795,132.43/6,468,841.17
  6. Step 6: Final answer
    x = 4,924,786.52

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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.