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Finding the Third Proportional to 912,533 and 2,112,454

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Solution

The third proportional to 912,533 and 2,112,454 is: 4,890,192.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,533 : 2,112,454 = 2,112,454 : x
  2. Step 2: Convert to fraction form
    912,533/2,112,454 = 2,112,454/x
  3. Step 3: Cross multiply
    912,533x = 2,112,454 × 2,112,454
  4. Step 4: Simplify right side
    912,533x = 4,462,461,902,116
  5. Step 5: Solve for x
    x = 4,462,461,902,116/912,533
  6. Step 6: Final answer
    x = 4,890,192.36

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.