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Finding the Third Proportional to 8,816,148 and 13,617,261

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Solution

The third proportional to 8,816,148 and 13,617,261 is: 21,032,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816,148 : 13,617,261 = 13,617,261 : x
  2. Step 2: Convert to fraction form
    8,816,148/13,617,261 = 13,617,261/x
  3. Step 3: Cross multiply
    8,816,148x = 13,617,261 × 13,617,261
  4. Step 4: Simplify right side
    8,816,148x = 185,429,797,142,121
  5. Step 5: Solve for x
    x = 185,429,797,142,121/8,816,148
  6. Step 6: Final answer
    x = 21,032,972.35

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.