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Finding the Fourth Proportional to 202,690.59, 304,079.01 and 60,534.37

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Solution

The fourth proportional to 202,690.59, 304,079.01 and 60,534.37 is: 90,814.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,690.59 : 304,079.01 = 60,534.37 : x
  2. Step 2: Convert to fraction form
    202,690.59/304,079.01 = 60,534.37/x
  3. Step 3: Cross multiply
    202,690.59x = 304,079.01 × 60,534.37
  4. Step 4: Simplify right side
    202,690.59x = 18,407,231,300.57
  5. Step 5: Solve for x
    x = 18,407,231,300.57/202,690.59
  6. Step 6: Final answer
    x = 90,814.43

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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.