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Finding the Fourth Proportional to 8,501,664.10, 12,752,496.15 and 8,501,664.10

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Solution

The fourth proportional to 8,501,664.10, 12,752,496.15 and 8,501,664.10 is: 12,752,496.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501,664.10 : 12,752,496.15 = 8,501,664.10 : x
  2. Step 2: Convert to fraction form
    8,501,664.10/12,752,496.15 = 8,501,664.10/x
  3. Step 3: Cross multiply
    8,501,664.10x = 12,752,496.15 × 8,501,664.10
  4. Step 4: Simplify right side
    8,501,664.10x = 108,417,438,703,843.22
  5. Step 5: Solve for x
    x = 108,417,438,703,843.22/8,501,664.10
  6. Step 6: Final answer
    x = 12,752,496.15

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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.