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Finding the Third Proportional to 454 and 567.50

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Solution

The third proportional to 454 and 567.50 is: 709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    454 : 567.50 = 567.50 : x
  2. Step 2: Convert to fraction form
    454/567.50 = 567.50/x
  3. Step 3: Cross multiply
    454x = 567.50 × 567.50
  4. Step 4: Simplify right side
    454x = 322,056.25
  5. Step 5: Solve for x
    x = 322,056.25/454
  6. Step 6: Final answer
    x = 709.38

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Why These Related Problems?

These problems maintain the same ratio (1.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.