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Finding the Third Proportional to 336,461.63 and 479,902.50

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Solution

The third proportional to 336,461.63 and 479,902.50 is: 684,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,461.63 : 479,902.50 = 479,902.50 : x
  2. Step 2: Convert to fraction form
    336,461.63/479,902.50 = 479,902.50/x
  3. Step 3: Cross multiply
    336,461.63x = 479,902.50 × 479,902.50
  4. Step 4: Simplify right side
    336,461.63x = 230,306,409,506.25
  5. Step 5: Solve for x
    x = 230,306,409,506.25/336,461.63
  6. Step 6: Final answer
    x = 684,495.33

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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.