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Finding the Fourth Proportional to 234,266.88, 323,285.76 and 133,666.56

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Solution

The fourth proportional to 234,266.88, 323,285.76 and 133,666.56 is: 184,458.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,266.88 : 323,285.76 = 133,666.56 : x
  2. Step 2: Convert to fraction form
    234,266.88/323,285.76 = 133,666.56/x
  3. Step 3: Cross multiply
    234,266.88x = 323,285.76 × 133,666.56
  4. Step 4: Simplify right side
    234,266.88x = 43,212,495,436.19
  5. Step 5: Solve for x
    x = 43,212,495,436.19/234,266.88
  6. Step 6: Final answer
    x = 184,458.41

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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.