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Finding the Third Proportional to 8,880,953.91 and 13,285,280.81

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Solution

The third proportional to 8,880,953.91 and 13,285,280.81 is: 19,873,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,953.91 : 13,285,280.81 = 13,285,280.81 : x
  2. Step 2: Convert to fraction form
    8,880,953.91/13,285,280.81 = 13,285,280.81/x
  3. Step 3: Cross multiply
    8,880,953.91x = 13,285,280.81 × 13,285,280.81
  4. Step 4: Simplify right side
    8,880,953.91x = 176,498,686,266,980.66
  5. Step 5: Solve for x
    x = 176,498,686,266,980.66/8,880,953.91
  6. Step 6: Final answer
    x = 19,873,843.30

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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.