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Finding the Fourth Proportional to 603,531.20, 832,945.47 and 361,946.68

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Solution

The fourth proportional to 603,531.20, 832,945.47 and 361,946.68 is: 499,529.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,531.20 : 832,945.47 = 361,946.68 : x
  2. Step 2: Convert to fraction form
    603,531.20/832,945.47 = 361,946.68/x
  3. Step 3: Cross multiply
    603,531.20x = 832,945.47 × 361,946.68
  4. Step 4: Simplify right side
    603,531.20x = 301,481,843,322.81
  5. Step 5: Solve for x
    x = 301,481,843,322.81/603,531.20
  6. Step 6: Final answer
    x = 499,529.84

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