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Finding the Fourth Proportional to 603,612.41, 832,936.37 and 348,980.00

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Solution

The fourth proportional to 603,612.41, 832,936.37 and 348,980.00 is: 481,564.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,612.41 : 832,936.37 = 348,980.00 : x
  2. Step 2: Convert to fraction form
    603,612.41/832,936.37 = 348,980.00/x
  3. Step 3: Cross multiply
    603,612.41x = 832,936.37 × 348,980.00
  4. Step 4: Simplify right side
    603,612.41x = 290,678,128,493.02
  5. Step 5: Solve for x
    x = 290,678,128,493.02/603,612.41
  6. Step 6: Final answer
    x = 481,564.21

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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.