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Finding the Fourth Proportional to 423,849.16, 584,652.36 and 251,650.27

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Solution

The fourth proportional to 423,849.16, 584,652.36 and 251,650.27 is: 347,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,849.16 : 584,652.36 = 251,650.27 : x
  2. Step 2: Convert to fraction form
    423,849.16/584,652.36 = 251,650.27/x
  3. Step 3: Cross multiply
    423,849.16x = 584,652.36 × 251,650.27
  4. Step 4: Simplify right side
    423,849.16x = 147,127,924,250.14
  5. Step 5: Solve for x
    x = 147,127,924,250.14/423,849.16
  6. Step 6: Final answer
    x = 347,123.31

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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.