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Finding the Fourth Proportional to 653,859.60, 902,327.04 and 367,379.52

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Solution

The fourth proportional to 653,859.60, 902,327.04 and 367,379.52 is: 506,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,859.60 : 902,327.04 = 367,379.52 : x
  2. Step 2: Convert to fraction form
    653,859.60/902,327.04 = 367,379.52/x
  3. Step 3: Cross multiply
    653,859.60x = 902,327.04 × 367,379.52
  4. Step 4: Simplify right side
    653,859.60x = 331,496,474,838.22
  5. Step 5: Solve for x
    x = 331,496,474,838.22/653,859.60
  6. Step 6: Final answer
    x = 506,984.18

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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.