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Finding the Third Proportional to 175,348.13 and 377,515.69

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Solution

The third proportional to 175,348.13 and 377,515.69 is: 812,772.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,348.13 : 377,515.69 = 377,515.69 : x
  2. Step 2: Convert to fraction form
    175,348.13/377,515.69 = 377,515.69/x
  3. Step 3: Cross multiply
    175,348.13x = 377,515.69 × 377,515.69
  4. Step 4: Simplify right side
    175,348.13x = 142,518,094,308.60
  5. Step 5: Solve for x
    x = 142,518,094,308.60/175,348.13
  6. Step 6: Final answer
    x = 812,772.27

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.