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Finding the Third Proportional to 453,624.75 and 670,095

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Solution

The third proportional to 453,624.75 and 670,095 is: 989,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,624.75 : 670,095 = 670,095 : x
  2. Step 2: Convert to fraction form
    453,624.75/670,095 = 670,095/x
  3. Step 3: Cross multiply
    453,624.75x = 670,095 × 670,095
  4. Step 4: Simplify right side
    453,624.75x = 449,027,309,025
  5. Step 5: Solve for x
    x = 449,027,309,025/453,624.75
  6. Step 6: Final answer
    x = 989,865.10

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.