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Finding the Fourth Proportional to 476,996.98, 658,296.24 and 324,373.76

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Solution

The fourth proportional to 476,996.98, 658,296.24 and 324,373.76 is: 447,663.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,996.98 : 658,296.24 = 324,373.76 : x
  2. Step 2: Convert to fraction form
    476,996.98/658,296.24 = 324,373.76/x
  3. Step 3: Cross multiply
    476,996.98x = 658,296.24 × 324,373.76
  4. Step 4: Simplify right side
    476,996.98x = 213,534,026,562.66
  5. Step 5: Solve for x
    x = 213,534,026,562.66/476,996.98
  6. Step 6: Final answer
    x = 447,663.27

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1.5x scale

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.