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Finding the Third Proportional to 348,046.88 and 553,815.56

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Solution

The third proportional to 348,046.88 and 553,815.56 is: 881,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,046.88 : 553,815.56 = 553,815.56 : x
  2. Step 2: Convert to fraction form
    348,046.88/553,815.56 = 553,815.56/x
  3. Step 3: Cross multiply
    348,046.88x = 553,815.56 × 553,815.56
  4. Step 4: Simplify right side
    348,046.88x = 306,711,677,267.19
  5. Step 5: Solve for x
    x = 306,711,677,267.19/348,046.88
  6. Step 6: Final answer
    x = 881,236.69

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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.