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Finding the Third Proportional to 457.88 and 652.50

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Solution

The third proportional to 457.88 and 652.50 is: 929.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    457.88 : 652.50 = 652.50 : x
  2. Step 2: Convert to fraction form
    457.88/652.50 = 652.50/x
  3. Step 3: Cross multiply
    457.88x = 652.50 × 652.50
  4. Step 4: Simplify right side
    457.88x = 425,756.25
  5. Step 5: Solve for x
    x = 425,756.25/457.88
  6. Step 6: Final answer
    x = 929.85

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.