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Finding the Fourth Proportional to 266,770.74, 368,115.50 and 159,325.86

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Solution

The fourth proportional to 266,770.74, 368,115.50 and 159,325.86 is: 219,852.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,770.74 : 368,115.50 = 159,325.86 : x
  2. Step 2: Convert to fraction form
    266,770.74/368,115.50 = 159,325.86/x
  3. Step 3: Cross multiply
    266,770.74x = 368,115.50 × 159,325.86
  4. Step 4: Simplify right side
    266,770.74x = 58,650,318,616.83
  5. Step 5: Solve for x
    x = 58,650,318,616.83/266,770.74
  6. Step 6: Final answer
    x = 219,852.89

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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.