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Finding the Fourth Proportional to 453,727.08, 680,744.54 and 200,973.60

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Solution

The fourth proportional to 453,727.08, 680,744.54 and 200,973.60 is: 301,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,727.08 : 680,744.54 = 200,973.60 : x
  2. Step 2: Convert to fraction form
    453,727.08/680,744.54 = 200,973.60/x
  3. Step 3: Cross multiply
    453,727.08x = 680,744.54 × 200,973.60
  4. Step 4: Simplify right side
    453,727.08x = 136,811,680,884.14
  5. Step 5: Solve for x
    x = 136,811,680,884.14/453,727.08
  6. Step 6: Final answer
    x = 301,528.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.