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Finding the Fourth Proportional to 653,374.12, 901,667.14 and 363,004.64

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Solution

The fourth proportional to 653,374.12, 901,667.14 and 363,004.64 is: 500,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,374.12 : 901,667.14 = 363,004.64 : x
  2. Step 2: Convert to fraction form
    653,374.12/901,667.14 = 363,004.64/x
  3. Step 3: Cross multiply
    653,374.12x = 901,667.14 × 363,004.64
  4. Step 4: Simplify right side
    653,374.12x = 327,309,355,555.53
  5. Step 5: Solve for x
    x = 327,309,355,555.53/653,374.12
  6. Step 6: Final answer
    x = 500,952.43

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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.