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Finding the Fourth Proportional to 350,513.01, 525,769.52 and 84,273.53

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Solution

The fourth proportional to 350,513.01, 525,769.52 and 84,273.53 is: 126,410.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,513.01 : 525,769.52 = 84,273.53 : x
  2. Step 2: Convert to fraction form
    350,513.01/525,769.52 = 84,273.53/x
  3. Step 3: Cross multiply
    350,513.01x = 525,769.52 × 84,273.53
  4. Step 4: Simplify right side
    350,513.01x = 44,308,454,309.86
  5. Step 5: Solve for x
    x = 44,308,454,309.86/350,513.01
  6. Step 6: Final answer
    x = 126,410.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.