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Finding the Third Proportional to 210,117 and 449,758.50

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Solution

The third proportional to 210,117 and 449,758.50 is: 962,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,117 : 449,758.50 = 449,758.50 : x
  2. Step 2: Convert to fraction form
    210,117/449,758.50 = 449,758.50/x
  3. Step 3: Cross multiply
    210,117x = 449,758.50 × 449,758.50
  4. Step 4: Simplify right side
    210,117x = 202,282,708,322.25
  5. Step 5: Solve for x
    x = 202,282,708,322.25/210,117
  6. Step 6: Final answer
    x = 962,714.62

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.