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Finding the Third Proportional to 348,048 and 553,817.25

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Solution

The third proportional to 348,048 and 553,817.25 is: 881,239.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,048 : 553,817.25 = 553,817.25 : x
  2. Step 2: Convert to fraction form
    348,048/553,817.25 = 553,817.25/x
  3. Step 3: Cross multiply
    348,048x = 553,817.25 × 553,817.25
  4. Step 4: Simplify right side
    348,048x = 306,713,546,397.56
  5. Step 5: Solve for x
    x = 306,713,546,397.56/348,048
  6. Step 6: Final answer
    x = 881,239.22

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.