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Finding the Fourth Proportional to 373,092.58, 514,852.74 and 203,323.06

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Solution

The fourth proportional to 373,092.58, 514,852.74 and 203,323.06 is: 280,577.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,092.58 : 514,852.74 = 203,323.06 : x
  2. Step 2: Convert to fraction form
    373,092.58/514,852.74 = 203,323.06/x
  3. Step 3: Cross multiply
    373,092.58x = 514,852.74 × 203,323.06
  4. Step 4: Simplify right side
    373,092.58x = 104,681,434,546.18
  5. Step 5: Solve for x
    x = 104,681,434,546.18/373,092.58
  6. Step 6: Final answer
    x = 280,577.64

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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.