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Finding the Third Proportional to 336,621.45 and 730,465.12

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Solution

The third proportional to 336,621.45 and 730,465.12 is: 1,585,101.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,621.45 : 730,465.12 = 730,465.12 : x
  2. Step 2: Convert to fraction form
    336,621.45/730,465.12 = 730,465.12/x
  3. Step 3: Cross multiply
    336,621.45x = 730,465.12 × 730,465.12
  4. Step 4: Simplify right side
    336,621.45x = 533,579,290,281.09
  5. Step 5: Solve for x
    x = 533,579,290,281.09/336,621.45
  6. Step 6: Final answer
    x = 1,585,101.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.