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Finding the Third Proportional to 315,176 and 471,650

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Solution

The third proportional to 315,176 and 471,650 is: 705,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,176 : 471,650 = 471,650 : x
  2. Step 2: Convert to fraction form
    315,176/471,650 = 471,650/x
  3. Step 3: Cross multiply
    315,176x = 471,650 × 471,650
  4. Step 4: Simplify right side
    315,176x = 222,453,722,500
  5. Step 5: Solve for x
    x = 222,453,722,500/315,176
  6. Step 6: Final answer
    x = 705,807.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.