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Finding the Third Proportional to 487,019.25 and 663,460.88

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Solution

The third proportional to 487,019.25 and 663,460.88 is: 903,825.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,019.25 : 663,460.88 = 663,460.88 : x
  2. Step 2: Convert to fraction form
    487,019.25/663,460.88 = 663,460.88/x
  3. Step 3: Cross multiply
    487,019.25x = 663,460.88 × 663,460.88
  4. Step 4: Simplify right side
    487,019.25x = 440,180,332,655.77
  5. Step 5: Solve for x
    x = 440,180,332,655.77/487,019.25
  6. Step 6: Final answer
    x = 903,825.33

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.