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Finding the Third Proportional to 455,316.75 and 657,801

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Solution

The third proportional to 455,316.75 and 657,801 is: 950,332.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,316.75 : 657,801 = 657,801 : x
  2. Step 2: Convert to fraction form
    455,316.75/657,801 = 657,801/x
  3. Step 3: Cross multiply
    455,316.75x = 657,801 × 657,801
  4. Step 4: Simplify right side
    455,316.75x = 432,702,155,601
  5. Step 5: Solve for x
    x = 432,702,155,601/455,316.75
  6. Step 6: Final answer
    x = 950,332.17

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.