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Finding the Third Proportional to 317,203.50 and 467,043

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Solution

The third proportional to 317,203.50 and 467,043 is: 687,663.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,203.50 : 467,043 = 467,043 : x
  2. Step 2: Convert to fraction form
    317,203.50/467,043 = 467,043/x
  3. Step 3: Cross multiply
    317,203.50x = 467,043 × 467,043
  4. Step 4: Simplify right side
    317,203.50x = 218,129,163,849
  5. Step 5: Solve for x
    x = 218,129,163,849/317,203.50
  6. Step 6: Final answer
    x = 687,663.17

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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.