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Finding the Fourth Proportional to 571,620.50, 856,683.26 and 234,266.16

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Solution

The fourth proportional to 571,620.50, 856,683.26 and 234,266.16 is: 351,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,620.50 : 856,683.26 = 234,266.16 : x
  2. Step 2: Convert to fraction form
    571,620.50/856,683.26 = 234,266.16/x
  3. Step 3: Cross multiply
    571,620.50x = 856,683.26 × 234,266.16
  4. Step 4: Simplify right side
    571,620.50x = 200,691,897,656.48
  5. Step 5: Solve for x
    x = 200,691,897,656.48/571,620.50
  6. Step 6: Final answer
    x = 351,092.90

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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.