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Finding the Fourth Proportional to 673,725.04, 929,754.62 and 367,814.31

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Solution

The fourth proportional to 673,725.04, 929,754.62 and 367,814.31 is: 507,591.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,725.04 : 929,754.62 = 367,814.31 : x
  2. Step 2: Convert to fraction form
    673,725.04/929,754.62 = 367,814.31/x
  3. Step 3: Cross multiply
    673,725.04x = 929,754.62 × 367,814.31
  4. Step 4: Simplify right side
    673,725.04x = 341,977,054,944.15
  5. Step 5: Solve for x
    x = 341,977,054,944.15/673,725.04
  6. Step 6: Final answer
    x = 507,591.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.