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Finding the Third Proportional to 554,912 and 830,848

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Solution

The third proportional to 554,912 and 830,848 is: 1,243,996.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,912 : 830,848 = 830,848 : x
  2. Step 2: Convert to fraction form
    554,912/830,848 = 830,848/x
  3. Step 3: Cross multiply
    554,912x = 830,848 × 830,848
  4. Step 4: Simplify right side
    554,912x = 690,308,399,104
  5. Step 5: Solve for x
    x = 690,308,399,104/554,912
  6. Step 6: Final answer
    x = 1,243,996.16

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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.