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Finding the Third Proportional to 4,206,732 and 9,209,528

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Solution

The third proportional to 4,206,732 and 9,209,528 is: 20,161,827.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206,732 : 9,209,528 = 9,209,528 : x
  2. Step 2: Convert to fraction form
    4,206,732/9,209,528 = 9,209,528/x
  3. Step 3: Cross multiply
    4,206,732x = 9,209,528 × 9,209,528
  4. Step 4: Simplify right side
    4,206,732x = 84,815,405,982,784
  5. Step 5: Solve for x
    x = 84,815,405,982,784/4,206,732
  6. Step 6: Final answer
    x = 20,161,827.75

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.