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Finding the Fourth Proportional to 234,188.69, 351,283.94 and 56,695.42

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Solution

The fourth proportional to 234,188.69, 351,283.94 and 56,695.42 is: 85,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,188.69 : 351,283.94 = 56,695.42 : x
  2. Step 2: Convert to fraction form
    234,188.69/351,283.94 = 56,695.42/x
  3. Step 3: Cross multiply
    234,188.69x = 351,283.94 × 56,695.42
  4. Step 4: Simplify right side
    234,188.69x = 19,916,190,517.55
  5. Step 5: Solve for x
    x = 19,916,190,517.55/234,188.69
  6. Step 6: Final answer
    x = 85,043.35

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1.5x scale

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.