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Finding the Fourth Proportional to 237,438.38, 327,664.98 and 130,014.98

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Solution

The fourth proportional to 237,438.38, 327,664.98 and 130,014.98 is: 179,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,438.38 : 327,664.98 = 130,014.98 : x
  2. Step 2: Convert to fraction form
    237,438.38/327,664.98 = 130,014.98/x
  3. Step 3: Cross multiply
    237,438.38x = 327,664.98 × 130,014.98
  4. Step 4: Simplify right side
    237,438.38x = 42,601,355,821.40
  5. Step 5: Solve for x
    x = 42,601,355,821.40/237,438.38
  6. Step 6: Final answer
    x = 179,420.68

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1.5x scale

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.