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Finding the Fourth Proportional to 437,763.90, 604,123.43 and 246,777.30

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Solution

The fourth proportional to 437,763.90, 604,123.43 and 246,777.30 is: 340,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,763.90 : 604,123.43 = 246,777.30 : x
  2. Step 2: Convert to fraction form
    437,763.90/604,123.43 = 246,777.30/x
  3. Step 3: Cross multiply
    437,763.90x = 604,123.43 × 246,777.30
  4. Step 4: Simplify right side
    437,763.90x = 149,083,947,688.25
  5. Step 5: Solve for x
    x = 149,083,947,688.25/437,763.90
  6. Step 6: Final answer
    x = 340,557.88

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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.