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Finding the Third Proportional to 4,287,576 and 8,927,984

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Solution

The third proportional to 4,287,576 and 8,927,984 is: 18,590,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287,576 : 8,927,984 = 8,927,984 : x
  2. Step 2: Convert to fraction form
    4,287,576/8,927,984 = 8,927,984/x
  3. Step 3: Cross multiply
    4,287,576x = 8,927,984 × 8,927,984
  4. Step 4: Simplify right side
    4,287,576x = 79,708,898,304,256
  5. Step 5: Solve for x
    x = 79,708,898,304,256/4,287,576
  6. Step 6: Final answer
    x = 18,590,667.15

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.