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Finding the Third Proportional to 376,386.75 and 771,120

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Solution

The third proportional to 376,386.75 and 771,120 is: 1,579,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,386.75 : 771,120 = 771,120 : x
  2. Step 2: Convert to fraction form
    376,386.75/771,120 = 771,120/x
  3. Step 3: Cross multiply
    376,386.75x = 771,120 × 771,120
  4. Step 4: Simplify right side
    376,386.75x = 594,626,054,400
  5. Step 5: Solve for x
    x = 594,626,054,400/376,386.75
  6. Step 6: Final answer
    x = 1,579,827.28

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.