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Finding the Fourth Proportional to 237,471.42, 356,132.63 and 69,003.40

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Solution

The fourth proportional to 237,471.42, 356,132.63 and 69,003.40 is: 103,483.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,471.42 : 356,132.63 = 69,003.40 : x
  2. Step 2: Convert to fraction form
    237,471.42/356,132.63 = 69,003.40/x
  3. Step 3: Cross multiply
    237,471.42x = 356,132.63 × 69,003.40
  4. Step 4: Simplify right side
    237,471.42x = 24,574,360,540.28
  5. Step 5: Solve for x
    x = 24,574,360,540.28/237,471.42
  6. Step 6: Final answer
    x = 103,483.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.