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Finding the Fourth Proportional to 373,608.22, 514,977.02 and 252,705.38

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Solution

The fourth proportional to 373,608.22, 514,977.02 and 252,705.38 is: 348,326.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,608.22 : 514,977.02 = 252,705.38 : x
  2. Step 2: Convert to fraction form
    373,608.22/514,977.02 = 252,705.38/x
  3. Step 3: Cross multiply
    373,608.22x = 514,977.02 × 252,705.38
  4. Step 4: Simplify right side
    373,608.22x = 130,137,463,530.37
  5. Step 5: Solve for x
    x = 130,137,463,530.37/373,608.22
  6. Step 6: Final answer
    x = 348,326.02

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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.