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Finding the Fourth Proportional to 673,455.33, 929,373.89 and 367,534.17

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Solution

The fourth proportional to 673,455.33, 929,373.89 and 367,534.17 is: 507,200.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,455.33 : 929,373.89 = 367,534.17 : x
  2. Step 2: Convert to fraction form
    673,455.33/929,373.89 = 367,534.17/x
  3. Step 3: Cross multiply
    673,455.33x = 929,373.89 × 367,534.17
  4. Step 4: Simplify right side
    673,455.33x = 341,576,659,443.15
  5. Step 5: Solve for x
    x = 341,576,659,443.15/673,455.33
  6. Step 6: Final answer
    x = 507,200.17

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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.