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Finding the Fourth Proportional to 235,597.94, 353,436.60 and 109,186.91

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Solution

The fourth proportional to 235,597.94, 353,436.60 and 109,186.91 is: 163,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,597.94 : 353,436.60 = 109,186.91 : x
  2. Step 2: Convert to fraction form
    235,597.94/353,436.60 = 109,186.91/x
  3. Step 3: Cross multiply
    235,597.94x = 353,436.60 × 109,186.91
  4. Step 4: Simplify right side
    235,597.94x = 38,590,650,202.56
  5. Step 5: Solve for x
    x = 38,590,650,202.56/235,597.94
  6. Step 6: Final answer
    x = 163,798.76

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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.