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Finding the Fourth Proportional to 373,073.08, 514,825.86 and 203,303.56

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Solution

The fourth proportional to 373,073.08, 514,825.86 and 203,303.56 is: 280,550.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,073.08 : 514,825.86 = 203,303.56 : x
  2. Step 2: Convert to fraction form
    373,073.08/514,825.86 = 203,303.56/x
  3. Step 3: Cross multiply
    373,073.08x = 514,825.86 × 203,303.56
  4. Step 4: Simplify right side
    373,073.08x = 104,665,930,118.06
  5. Step 5: Solve for x
    x = 104,665,930,118.06/373,073.08
  6. Step 6: Final answer
    x = 280,550.74

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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.