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Finding the Fourth Proportional to 348,580.69, 481,041.36 and 197,677.69

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Solution

The fourth proportional to 348,580.69, 481,041.36 and 197,677.69 is: 272,795.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,580.69 : 481,041.36 = 197,677.69 : x
  2. Step 2: Convert to fraction form
    348,580.69/481,041.36 = 197,677.69/x
  3. Step 3: Cross multiply
    348,580.69x = 481,041.36 × 197,677.69
  4. Step 4: Simplify right side
    348,580.69x = 95,091,143,636.66
  5. Step 5: Solve for x
    x = 95,091,143,636.66/348,580.69
  6. Step 6: Final answer
    x = 272,795.22

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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.