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Finding the Third Proportional to 302,200.50 and 471,697.50

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Solution

The third proportional to 302,200.50 and 471,697.50 is: 736,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,200.50 : 471,697.50 = 471,697.50 : x
  2. Step 2: Convert to fraction form
    302,200.50/471,697.50 = 471,697.50/x
  3. Step 3: Cross multiply
    302,200.50x = 471,697.50 × 471,697.50
  4. Step 4: Simplify right side
    302,200.50x = 222,498,531,506.25
  5. Step 5: Solve for x
    x = 222,498,531,506.25/302,200.50
  6. Step 6: Final answer
    x = 736,261.30

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.