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Finding the Third Proportional to 317,719.50 and 466,850.25

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Solution

The third proportional to 317,719.50 and 466,850.25 is: 685,979.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,719.50 : 466,850.25 = 466,850.25 : x
  2. Step 2: Convert to fraction form
    317,719.50/466,850.25 = 466,850.25/x
  3. Step 3: Cross multiply
    317,719.50x = 466,850.25 × 466,850.25
  4. Step 4: Simplify right side
    317,719.50x = 217,949,155,925.06
  5. Step 5: Solve for x
    x = 217,949,155,925.06/317,719.50
  6. Step 6: Final answer
    x = 685,979.79

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.